Meaning:
12-tone system 
n.
a type of serial music introduced by Arnold Schoenberg; uses a tone row formed by the twelve semitones of the chromatic scale (and inverted or backward versions of the row)
sy Idiom, Proverb
an easy mark
one who can easily be persuaded, a soft touch Ask Charlie for a loan. He's an easy mark.
antsy
" restless; impatient and tired of waiting."
as busy as a beaver
very busy, working steadily When the teacher returned, the students were as busy as beavers.
as easy as pie
very easy.
breathe easy
relax, breathe slower, stop worrying "Mother said, ""I won't breathe easy until this plane is on the ground!"""
busy as a beaver
(See as busy as a beaver)
cheesy
poor quality, crappy, shabby The acting was pretty cheesy. The actors didn't know their lines.
courtesy of
from, given by, donated by The doughnuts are courtesy of Harry's Bakery.
easy as pie
very easy to do, a piece of cake That math problem is easy as pie. I'll show you how to do it.
easy come, easy go
if we get things free we do not worry when we lose them "As Ming was spending his lottery money, he said, ""Easy come, easy go."""
Easy does it!
Be very careful! / Don't do anything too fast or too hard!
easy does it
do something without sudden movements or too fast "Easy does it" he said as he helped to move the large piano.
easy-going
tolerant and relaxed He has a very easy-going management style.
easy pickings
an easy task or job, a piece of cake It was a multiple-choice test - easy pickings if you studied.
easy street
an easy life, a life with lots of money to spend Win five million dollars and we'll be on easy street.
easy time of it
not much work to do, an easy life While living with his wealthy aunt, he had an easy time of it.
free and easy
informal He has a free and easy attitude about his work.
get busy
begin to work, start to do, get at it Get busy and cut the grass before your father comes home.
get off easy
escape a worse punishment The criminals got off easy even though they robbed the bank.
glassy eyed
dazed, not alert When I saw him he was glassy eyed. I think he was drunk.
go easy on
do not ask him to work hard, ease up on Go easy on Billy, please. He's not well today.
greasy kid's stuff
heavy hair dressing, thick hair oil None of that greasy kid's stuff on my hair. I use a natural product.
greasy spoon
small cafe that serves greasy food I eat at the greasy spoon. The food ain't great, but it's cheap.
heavens to Betsy
oh no, heavens Heavens to Betsy! I can't find my purse!
let down easy
refuse or say no to someone in a pleasant way I will talk to her tomorrow and try and let her down easy about her not getting the promotion.
lousy
poor quality, in poor condition, shabby Everything works except the lousy printer. It's broken.
mousy
worn and faded, shabby This shirt is kind of mousy, but I love to wear it.
on easy street
having enough money to live comfortably He has been on easy street since he sold his house and invested the money.
over easy
eggs fried on both sides without breaking the yolks """How would you like your eggs?"" ""Over easy, please - on toast."""
pre-menstrual syndrome
emotional crises the week before menstruation, pms Judy says pms causes most of her personal problems.
psych out
lose confidence, be unable to concentrate If I think about making a mistake, I get psyched out.
psyched/psyched up
prepared, excited, pumped, up for it Claire was psyched for the exam. She was ready for the challenge.
psyched up
mentally alert, ready to do something The team was psyched up for the game but they lost anyway.
pussy whipped
controlled by his wife, afraid his wife will cut him off Tim loves his wife, but he's not pussy whipped. He has a mind of his own.
sassy
rude, impolite, cheeky, lippy """I won't go to church!"" he said. ""Don't be sassy!"" Mama said."
take it easy
do not try so hard, do not work so hard When you jog, take it easy. Rest often.
take it easy on
be less demanding, go easy on When you train the dogs, take it easy on Taffy. She's just a pup.
tipsy
a little bit drunk, slightly drunk, buzzed After her third glass of sherry, Mona was a little tipsy.
topsy-turvy
upside down, in disarray My apartment was topsy-turvy so I stayed home to clean up.
Alans Psychedelic Breakfast
American slang for to vomit
all systems go
everything is functional and ready
arsy-versy
backwards or upside down
b-dussy
the odor remaining after sex (from bootie, dick, and pussy):"It smells like b-dussy in here!"
bagsy
a variation on bags (verb). Basically meaning bags I.
brassy
very cold; from the unusual phrase, "cold enough to freeze the balls off a brass monkey"
cheesy times 10
something chessy beyond the usual realm of cheesiness; especially something gaudy or from the 80's;"That dress is cheesy times 10!"
daisy
excellent person or thing
daisy roots
London Cockney rhyming slang for boots
get a little tipsy in
to get drunk
patsy
a fool