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101.
verb
To accurately and specifically predict the reaction of someone to a situation or stimulus, showing acute insight into and observation of (or just over-familiarity with) the subject.

Named after alias of the first recorded example of "deuce-ing." Not meant to belittle the subject, but rather, to praise the observatorial powers of the deuce-er.
Time: 1:15
Place: Outside, across street from bar
Jeff and Peter observe John walking in the general direction of bar

Jeff: "Hey, ask John if he's getting a Martini or a Mimosa."
Peter: (Checks watch) To Jeff: "He'll say it's too late for a Mimosa." Yells To John: "Are you getting a Martini or a Mimosa?"
John: (Checks watch) To Peter: "It's too late for a Mimosa."

Jeff & Peter: (Laugh)
Jeff: (To Peter) "Dude, you totally deuced him."
by jmiller September 07, 2006
 
57.
2 ounces of liquid codeine
Last night I drank the deuce.
by taxi service July 08, 2009
 
58.
Deuce a synonym for the word deal,
As in "whats the deuce?" , "The deuce-deuce" and "The Deuce-Nosis". A way of talking co workers and friends in an aggravating manner . A variation of whats the deal . Whats the deuce-deuce as whats goin on. And of course, "the Deuce-Nosis" as a means to ask whats the plan. The Deuce-Nosis is a compound word comprised of the deuce and the prognosis. This was born from the earlier meaning of deuce referring to the act of defecating i.e Got to drop a deuce.
by 954ink July 06, 2009
 
59.
1. An extremely ugly female

2.Excrement or shit
your girls a deuce

i gota drop a deuce
by l0stjawz March 31, 2009
 
60.
a small genatalia
Man did u see nic he has a deuce!
by Deucedeuce November 24, 2008
 
61.
a woman weighing in excess of 200 pounds but under 300 pounds - see trezor. commonly followed with a multiple of 10 to give a more precise approximation of weight.
She's gotta be at least a deuce, maybe even a deuce-forty shorty.
by Spencer Chan May 09, 2008
 
62.
Slang for a DUI (Driving Under the Influence)
"Dave got popped for a deuce coming back from the Steely Dan Show."
by Sleestack October 26, 2007
 
63.
a gesture similar to the peace sign, which is taking over people's myspace pictures everywhere. Every myspace profile has at least one picture of someone "chucking the deuce."
(people commenting a myspace "deuce" picture)

person #1: haha *insert name here* is a gangsta!
person #2: default now!!!
by WTFLMAOWTHSTFU June 26, 2006