look up any word, like fleek:
 
1.
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
 
2.
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
 
3.
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
 
4.
A booty that shakes left to right while walking
"Yo, Binay got a fishtail on her"
by Geezy42 December 08, 2006
 
5.
When a man or women is licking another womens pussy, nd the women recieving, queefs in the person, giving the lickings, mouth.
Women:Oh ya just like that!
Giver:Ewww! Why did you just fish tail in my mouth!
by G.R September 27, 2006