An acronym for Liquid Ass-Fire; painful liquid defecation the consistency of water, usually accompanied by a burning sensation.
by LAF4LIFE January 24, 2011

by Jta4Osu December 15, 2011

by k tre March 4, 2009

Long and Floppy in reference to a redundent foreskin, but in many cases it becomes synonymous with asking if someone is circumcised or not.
Matt: "Do you have a LAF?"
Thomas: "What? Do I laugh?"
Matt: "No I mean do you have a LAF on your penis?"
Thomas: *pause* "Sigh, why does everyone know I have a redundent foreskin?"
Matt: "Don't sweat it babe, I'll make it up to you tonight =)"
Thomas: "What? Do I laugh?"
Matt: "No I mean do you have a LAF on your penis?"
Thomas: *pause* "Sigh, why does everyone know I have a redundent foreskin?"
Matt: "Don't sweat it babe, I'll make it up to you tonight =)"
by Thomas Wu September 6, 2008

by PoeticApology December 27, 2013

It means "Laugh" for idiots who seriously can't spell one of the most simple words in the English language.
by i have big breasts January 24, 2009
