Stick your hand in a girls pussy then shake it like a fish out of water
man i fishtailed that girl so much last night
by Austin Thatcher July 09, 2009
n. An illegal car manuever where the driver of a 4WD vehicle causes the rear tires to swing back and forth leaving fish tail-shaped tracks, often to create a dust cloud for anyone who might be following.
by wayfarer April 27, 2005
Same as a whale tale when a g string or thong rides up pass your pants waist.
that stripper has a fish tail.
by Ben frashuer April 15, 2006
A booty that shakes left to right while walking
"Yo, Binay got a fishtail on her"
by Geezy42 December 08, 2006