look up any word, like smh:
When someone says something un-funny and the other person replies 'lol' or 'rofl'. slatwaf stands for 'stop laughing at things which arent funny'.
Person X - Hey wuu2 2moro
Person Y - nm lol
Person X - slatwaf!
by splotmonkey February 17, 2009

Words related to slatwaf

arent at funny laughing stop things which