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1.
up
(adjective) hard or erect
as soon as she dropped her underpants, I was up.
by Jake January 16, 2004
425 173
 
15.
up
A form of agreeing or calling people´s attention to a previous post/comment at a forum/article.
Forum:
Guy: Help me with this stuff!
-no replies-
Guy: up.

Comment on an Article:
I like it so up the damn quote already!
by Akmaur February 05, 2007
24 37
 
16.
Up
Term used by car salesman to describe individuals who walk into their lots for the first time.
Joe took 6 ups today without making a single deal.
by Shahin January 31, 2005
44 59
 
17.
up
short for shut the fuck up
also can be used by pointing up...up
Random Person 1: what are you doing later?
Dickhead: Up
by chunksup August 27, 2008
26 42
 
18.
up
1. leaving; going anywhere besides where you are

2. getting out of somewhere quick.
1. "i'm up, i'll see u later"

2. "i seen a cop down the alley, i was up"
by j gouche October 19, 2006
13 30
 
19.
up
to be high, usually on marijuana
Wanna go get up man?

Yo, you tryin to get up?
by martin brown October 25, 2006
29 47
 
20.
UP
north of da bridge.
I was born in the U.U.P.!!!
by rusty September 10, 2003
15 36
 
21.
up
up is now used in many forms of chavculture such as grabing someone up, bigging some one up, word up, piss up etc...
"stop grabbing me up ya fat slag!"
"Yo wassup man, gt nicked 2day and da old bill kept grabbing me up, word up man no lie, aint bullshitting bruv!"
by You cant see me August 02, 2005
7 30