Top Definition
phrase. "Shut Up." Commonly used during instant messaging as a shorthand varient to request someone's silence.
IM person 1: Dude, your girlfriend's ass it HOT
IM person 2: You need to s/u man, she's right here
#aim #instant messaging #shorthand #aol speak #yahoo
by Shifty Eyed Goat September 11, 2006
5 Words related to s/u
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.