Top Definition
The act of shoving your hand up another's anus and tickling their insides while yelling "fisty biscuit!"
"Dude, my girlfriend wanted me to fist her last night, so I gave her a fisty biscuit!"

"I shoved my hand up this kid's asshole, then pulled it out and called it a fisty biscuit"
by John Hecklmeyer (Myth) November 27, 2013

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×