Up 

Hype. Showing that you are pleased by whatever was said

Man: Hey, I'm going to a concert this weekend.
Friend: Up, that sounds awesome

Up by Bennetth June 7, 2016

up 

The ending for just about every city in Western Australia.
Noongar for 'place of'.

Joondalup, Karrinyup, Dandalup, Dwellingup, Nannup, Yallingup, Manjimup, Boyanup etc.

up by madefromrain June 5, 2011

up 

Authoritarian, as in its position on the political compass.

Stalin was very up.

up by brn2sht_4rcd2wipe September 9, 2019

Up 

A verb that describes"what you are" when you are feeling the effects of ecstasy pills.

"I dropped a pill about an hour ago... I feel up!" Person 1

"Me too man. I've been up for the past 10 minutes! This song is the best song ever!" Person 2

Up by Space-Buddha December 17, 2013

UP 

UP can stand for UnderPowered, in contrast to OP, Overpowered. It is used mostly in RTS forums for indicating a weakness in a unit, civilization, ect.

The Chinese anti-cavalry units are way too UP, as they have nothing to counter the splash attack of French Gendarmes, please fix it mods.

UP by Drüd October 19, 2008

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!

up by Akmaur February 7, 2007

up 

shut the f*** up, express displeasure

math homework UP,

mom: "go clean your room"

you: "mom UP"

up by farmpartyboy December 13, 2010