look up any word, like the eiffel tower:
 
2.
A very unattractive girl, the exact opposite of a Jamp
Wow dude, that chick is definitely a flacky. Did you see her neanderthal forehead and beady eyes? Geeze, she has a beard thicker than mine!

AHH! Look out for that troll! Oh, its just a flacky.
by Adam E. Duguay September 10, 2008
 
1.
Slacking, being lazy.
"Hey, you're getting a little flacky today."
by Vincenzo January 25, 2004
 
3.
Flacky is something a fat black tacky lady would wear .
I don't know why she is wearing those flacky leopard print stretch pants.
by donchaknow April 17, 2006