Definitions by FishAndSmitty

Iowan Fishtail 

When you are having unprotected vaginal sex from behind and when you pull out and climax, you take a couple steps back, then run up behind the female and slap her on the ass with your jizz covered penis.

Dude, this chick was soooo pissed when I gave her the Iowan Fishtail!

Iowan Fishtail by FishAndSmitty May 18, 2011