Up is a term derived from the word "shut up" it is used when someone is just talking that bullshit or says something completely and utterly unfunny or says sum shit that makes no sense at all. The p's in up can be multiplied depending on the severity of the situation.
Guy 1: "you know I can bench 345 even though I never worked out once in my entire life?"
Guy 2: "up nigga."
Guy 1: "bro i fucked 13 bitches this spring break and got wasted even tho I get 0 bitches in school"
Guy 2: "would you please up?"
Guy 2: "up nigga."
Guy 1: "bro i fucked 13 bitches this spring break and got wasted even tho I get 0 bitches in school"
Guy 2: "would you please up?"
by freshmanslayer April 24, 2022

by XxL1l_P1togyr0xX November 14, 2020

by chunksup October 17, 2008

by j gouche October 21, 2006

Shortened form of "straight up" referring to alcoholic drinks, meaning "served without ice." Opposite of "on the rocks" (with ice).
by tej July 02, 2006

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!"
"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 28, 2005
