look up any word, like fleek:
 
1.
Also known as a cock or willy or winky
"Jean's son has a huge falis, i saw him polishing it the other week"
by oLLiE1987 September 09, 2005
 
2.
to fail at writing something - letters mixed up etc
Man1: dude thats epic llo
Man2: haha fali
by Punk_alex October 05, 2009