look up any word, like eiffel tower:
 
14.
U-ndercover P-artyer Someone who is quiet most the time usually at school but knows how to party on weekends.
Hes a major U.P. NUKKA!
by CHILLZ1127 June 08, 2006
 
1.
up
(adjective) hard or erect
as soon as she dropped her underpants, I was up.
by Jake January 16, 2004
 
3.
Up
Sexually penetrating another person, usually man-to-woman.
Get up her, man, the world ain't gonna repopulate itself.
by Col. Dr. April 23, 2006
 
4.
up
The direction facing away from the field of gravity that most affects the traveler.
The elevator took us up to the seven-and-a-half floor.
by Brett April 07, 2004
 
5.
Up
The direction above you, unless you are upside down.
Man, I was just sitting there and I was like, "Man, when I look up I see the sky."
by IndieBllue July 01, 2012
 
6.
up
The ending for just about every city in Western Australia.
Noongar for 'place of'.
Joondalup, Karrinyup, Dandalup, Dwellingup, Nannup, Yallingup, Manjimup, Boyanup etc.
by madefromrain May 09, 2011
 
7.
universal pussy satisfier
horny girl: damn im horny, i need a u.p.s.
by sunsetbuddha November 15, 2007