oof 

a sound that represents the air being knocked out of it; popular in Roblox.

Yo did u see Tyler yesterday?! He got hit so hard he went oof.

oof by Nigerian Chris March 29, 2017

oof 

when you die in roblox but think its real life

omfg i just oofed

oof by jeffkaufmann September 23, 2017

oof 

can express good or bad:
bad oof- discomfort, stress, or sadness
good oof- joy, happiness

bad oof: Oof I just failed my math test
good oof: Oof I feel great today

oof by soccer_boiz_127 January 8, 2018

oof 

a word used only by a robloxian person, to demonstrate pain of falling in dumb ways

*bill fell of a cliff by accident*
bill: oof

oof by byeihateyou May 14, 2019

oof 

a word that can be used for any situation. in a pickle? oof. someone just asked you out? oof. about to jump off a cliff? oof. things getting awkward? oof.

“you’re late” “oof”

oof by korlai December 13, 2017

oof 

A form of expression used similar to damn, expressing a good feeling but frustration as well.

"oof...that chick is hot"

oof by Dee May 13, 2005

oof 

The sound made when someone dies in Roblox.
This became a meme, but eventually turned mainstream and lost its original connection to Roblox.
Typically used when somebody makes a mistake.

Boi, you just slipped on a banana peel? Oof!

oof by Butternubbs Lardo November 20, 2017