by fins girlfriend December 6, 2020

by urmomceline September 21, 2023

by Puli pie = Daisy October 23, 2022

by Raven2099 May 26, 2008

A bad wingman.
by GetItPDick January 16, 2011

Mud fin is when someone passes gas, emitting some fecal matter that gets flattened out between their butt cheeks, poking out of the crack like a shark fin.
by Lazy Reggie August 4, 2013
