- Above my pay grade – Don’t ask me
- Ace - Expert
- Active duty – Sexually promiscuous boy
- All Wet - Describes an erroneous idea or individual, as in, "he's all wet."
- Ameche – To telephone
- Applesauce - an expletive; same as horsefeathers, As in "Ah applesauce!"
- Armored heifer – Canned milk
- Baby - Affectionate term of address for either sex.
- Baby-doll - Female appellation.
- Bad business - Trouble.
- Bad news - Trouble.
- Bathtub – motorcycle sidecar
- Beat - Tired, exhausted.
- Be-bop - A dance to fast big band jazz.
- Beef - A disagreement, argument.
- Bender - A drinking spree.
- Big Cheese - The most important or influential person; boss. Same as big shot.
- Biz - Business.
- Black-and-white - Police car.
- Blah - Apathetic, indifferent.
- Blast - To shoot.
- Blivet - Something unimportant or indescribable.
- Blow - To waste, lose. Leave.
- Blow a fuse - Lose your temper.
- Bluenose - An excessively puritanical person, a prude, Creator of "the Blue Nozzle Curse."
- Bonkers - Crazy, insane.
- Booger - A brat, a rascal.
- Book - To register an arrest.
- Boondocks - An isolated place in the country.
- Booze - Liquor or other alcoholic beverage.
- Bop - To dance wildly to the big band jazz of the 40s.
- Brainchild – Someone’s creative idea
- broad - A woman (offensive).
- Brush off - To rebuff, snub.
- Bum - To borrow.
- Bum rap - False accusation.
- Bump Off - To murder, To kill.
- Bupkis - Nothing, zip.
- Bust rocks - To serve time in prison.
- Bust your (his/her) chops - To scold, chastise.
- Buy the farm - To die.
- Buzz - Tipsiness.
- call-girl - A prostitute who makes appointments by telephone.
- can - Jail or prison.
- Carry a Torch - To have a crush on someone.
- Cat's Meow - Something splendid or stylish; The best or greatest, wonderful.
- cheesy - Cheap.
- chew out - To scold, chastise.
- chicken - Coward.
- chicken out - To back out from cowardice.
- chopper - Tooth.
- chrome-dome - A bald guy (offensive).
- chuck up - To vomit.
- clip - To kill.
- cock-eyed - Crazy, cockamamie.
- cold - That is no longer or can no longer be pursued.
- cold fish - An unresponsive person.
- cook with gas - To do something right.
- cookie - Guy or gal.
- cool down - To calm down.
- cop - A policeman.
- Corny - Simple-minded, trite.
- crack open - To open a bottle.
- crack up - To make laugh.
- creep - A mean, despicable person.
- crib notes - Forbidden notes taken to an exam.
- croak - To die.
- crummy - Bad, no good
- cut - To record.
- dad-blamed - An interjection of emphasis (euphemism for G. D.)
- Dame- A Woman
- dang - Emphatic adjective (euphemism for damn).
- Dang nabbit! - An interjection of disappointment.
- danged - Emphatic adjective (euphemism for damn).
- Darb - An excellent person or thing (as in "the Darb" - a person with money who can be relied on to pay the check)
- Dead hoofer – poor dancer
- deck out - Dress up.
- dike - A female homosexual.
- dish - Pretty woman.
- ditch - To leave someone who is with you.
- dog - To follow relentlessly.
- Doll dizzy – girl crazy
- dolly - A girl or a woman.
- dome - The head or skull.
- done for - In big trouble, finished.
- dope - Information.
- dreamboat - An extremely attractive person.
- drop - To kill.
- Drugstore Cowboy - a guy that hangs around on a street corner trying to pick up girls.
- Ducky shincracker - a good dancer
- dud - Something that doesn’t work properly.
- Dumb Dora - a stupid female.
- dust off - To kill.
- dyke - A female homosexual.
- dynamite - Something excellent, outstanding.
- ease up - Calm down.
- Eager beaver – enthusiastic helper
- edgy - Nervous.
- Fall Guy - Victim of a frame.
- fat-head - A stupid or foolish person.
- fire up - Start your engine.
- fix - Dose of narcotics.
- flap your lips - To talk.
- Flat Tire - A dull witted, insipid, disappointing date. Same as pill, pickle, drag, rag, oilcan.
- flatfoot - A policeman or detective.
- flip your wig - To lose control of yourself, go crazy.
- fracture - To make someone laugh.
- Frame - To give false evidence, to set up someone.
- freak - A fanatic.
- freebie - Something that costs nothing.
- Fresh - presumptuous or impudent toward someone, esp. in a sexual way
- fruity - Homosexual.
- fubar - Confused by alcohol or otherwise.
- Fuddy-Duddy – old-fashioned person
- g-man - FBI investigator.
- Gams - A woman's legs.
- gas - A great time, something hilarious.
- gat - A gun (from Gatling gun).
- Gay - light-hearted or carefree
- geezer - An old person (offensive).
- get a load of - Look at.
- get lost - To leave, go away.
- get under your skin - To annoy, bother
- Giggle Water - An intoxicating beverage; alcohol.
- Gin Mill - An establishment where hard liquor is sold; bar.
- give it to - To do something (unpleasant) to someone.
- glitterati - Rich, famous people who love bright lights and cameras.
- go belly up - To fail or go bankrupt.
- Gobbledygook – double talk, long speech
- gone - Knowledgeable about the current scene.
- Gone with the wind – run off (with the money)
- goof - To make a mistake, error.
- goof-off - A loiterer, someone who wastes time.
- gorilla - A stupid thug or bodyguard.
- Grandstand – to show off
- gravy - Easy money.
- greenback - A dollar.
- grill - To interrogate intensely.
- gumshoe - A private investigator.
- gunsel - A stupid thug or bodyguard who carries a gun.
- hairy - Old, out-dated.
- Hang! - Interjection of frustration or emphasis.
- hang up - To quit.
- Hard Boiled - a tough, strong guy.
- heave-ho - An ejection, throwing out physically.
- Heebie-Jeebies - The jitters.
- Hen fruit – eggs
- Hi-de-ho - hello
- Hi sugar, are you rationed? – are you going steady?
- High-Hat - To snub.
- hipster - A member of the counterculture of the 40s (Origin of ‘hippie’).
- hitch - To marry
- hold - Borrow.
- Holy mackerel! - An interjection of surprise.
- honcho - The boss, commanding officer.
- honey - An attractive female.
- Hooch - Bootleg liquor
- Hoofer - Dancer.
- Horsefeathers - an expletive; same usage as applesauce.
- hots - Strong desire for a person of the opposite sex.
- Hot damn! - An interjection of surprise.
- Hot diggity dog! - An interjection of surprise.
- Hot dog! - An interjection of surprise.
- hotrod - A souped-up car.
- hotshot - Expert.
- Hotsy-Totsy - Pleasing.
- In cahoots with – conspiring with
- in my book - In my opinion.
- in the know - Knowledgeable, aware.
- Jalopy - Old car.
- Jerk - A stupid or foolish person.
- jitterbug - A dance to fast big band jazz.
- jive - To make sense, fit.
- johnson - The male organ.
- joint - A prison, jail.
- Joint - A club, usually selling alcohol.
- juvie - Juvenile delinquent.
- Keen - Wanting to, excited about
- Keen - Attractive or appealing.
- Khaki wacky – boy crazy
- kibosh - A stop (to something).
- kick - Enjoyment.
- kicks - Fun
- Killer-diller – good stuff
- king-size - Really huge.
- Kisser - Mouth.
- knock off - To kill.
- knock off - To quit.
- knocked out - Asleep.
- knuckle sandwich - A punch in the mouth.
- knucklehead - A stupid or foolish person.
- Let someone have it - To shoot someone.
- Lettuce - money
- like crazy - Really fast.
- line - An untrue story or statement.
- Lounge Lizard - a horny dog.
- lulu - Something excellent, outstanding.
- make a pass - To flirt with, try to seduce.
- meatball - A stupid or foolish person.
- megabucks - A lot of money.
- megillah - A tediously detailed account.
- moolah - Money.
- Motorized freckles – insects
- mug - Face.
- mug - To make faces.
- nada - Nothing.
- natch - Naturally, of course
- nerve - Audacity.
- Nice going! - Interjection of congratulations.
- No dice! - An interjection of rejection.
- No fooling - telling the truth
- nuts - Crazy, insane.
- Off the hook - Exonerated, cleared of guilt.
- Old lady - Mother.
- On the nose - Exactly.
- Ossified - a drunk person.
- Pain in the neck - Annoyance.
- Pass the buck – pass responsibility for
- Patsy - A scapegoat.
- Paw - Hand.
- Peanuts - Little money.
- Peepers - Eyes.
- Pennies from heaven – easy money
- Pinch - To arrest.
- Pistol - A dynamic person.
- Pull - Influence.
- Pushover - A person easily convinced or seduced.
- Quarterback - To lead.
- Queer - A homosexual.
- Rag - To make fun of, tease.
- Reach for the sky! - Raise your hands.
- Retread - An old performer making a comeback.
- Rhubarb - Argument, squabble.
- Ritzy - Elegant (from the hotel).
- Rock - A diamond or other precious stone.
- Rocks - Ice.
- Roughhouse - To play rough.
- Rub out - To kill.
- Rug - A toupee, a wig.
- Run out of gas - To lose interest or momentum.
- Sappy - Gullible, or overly sentimental.
- Sauced - Drunk, intoxicated.
- Say - express surprise or to draw attention to a remark or question (as in "Say, didn't you just...?" or "You don't say")
- Scram - Ask someone to leave immediately.
- Screw up - To make a mistake, error.
- Sell out - To betray someone.
- Share crop – sexually promiscuous girl
- Sharp - Excellent, outstanding
- Sheba - A woman with sex appeal (from the move Queen of Sheba) or (e.g. Clara Bow).
- Sheik - A man with sex appeal (from the Valentino movies)
- Shot - A try, turn, go.
- Shove - Keep (contemptuous rejection).
- Shut-eye - Sleep.
- Sing - To inform or tattle.
- Skip - To leave with someone in pursuit.
- Slug - To hit.
- Smoke out - Force out, make come out.
- Smooch - To hug and kiss.
- Snap your cap – get angry
- Soitently- Sure!
- Soppy - self-indulgently sentimental
- Souse - A drunk.
- Spew - To vomit.
- Spew one’s guts out - To tell everything one knows.
- Spiffy - Dressed up
- Spivvy - Dressed up.
- Spook - A spy.
- Spook - To frighten.
- Spring - Let out, let loose.
- Stacked - Having a nice female figure.
- Stick around - Stay.
- Sticks - An isolated place in the country.
- Stompers – shoes
- Straight up - Without ice.
- Sugar daddy - A rich man who supports a female.
- Sweet - Excellent, outstanding.
- Swell - very good
- Swigger - A drinker.
- Take a gander - Look at, examine.
- Take a powder - To leave.
- Tap - To deprive of money.
- The big house - Federal prison.
- Thingamabob - An object for which a name is unavailable.
- Through the wringer - A chastising, a tough questioning.
- To skunk - To hold scoreless.
- Tough - Too bad.
- Two cents worth - Weak advice, opinion.
- Unmentionables - Women’s underwear.
- Up for grabs - Available to anyone.
- Wacky - Crazy, insane.
- Wad - Money.
- What’s buzzin’, cousin? – How’s it going?
- What’s cooking? - What is going on?
- What’s eating you? - What’s annoying or bothering you?
- What’s up? - What is going on?
- What of it? - What concern is it of yours?
- Whistle Dixie - To be mistaken.
- Wolf - Aggressively forward male.
- Wow! - An interjection of surprise.
- Wrack your brain - Think hard.
- You know - Speech punctuation.
- Yuck - A stupid or foolish person.
Feel free to add your own stuff here (or practice the lingo).