Shark fin

Sneaking up behind someone and using four fingers jamming them into their clothed butt crack while screaming "Shark fin" in order to disrupt theiron train of thought

I just totally gave that chick a Shark fin when she was giving me a hard time

by CnDn_bacon90 November 27, 2016

fin

bad--the opposite of deck

Avril Lavigne is so fin.

by PoMomatador April 28, 2003

fin

a half a dime of weed. a dime is .8

"I only got 5 bucks, so I'm only gettn a fin."

by Fini August 8, 2004

Hunkle Berry Fin

Someone that gets sexually aroused from berries.

pat: I'm a Hunkle Berry Fin

by fadssd September 15, 2009

under tha fin

Anyone in the People Nation.

Kings, Lords, 4's are all under tha fin

by duse February 28, 2005

dorsal fin

The fin on the back (dorsal) side of an aquatic animal such as a fish, dolphin, or shark.

The dorsal fin on that shark is hook shaped

by mimi June 13, 2003

Shark Fin

Inserting a hand (or hands) into a persons orifice. The hand must be oriented in a manner that the four fingers lay on top of each other for the "insertion". The thumb points upward to resemble a sharks fin.

Dick and Fanny were having some quiet time. Fanny grew excited, resulting in Dick delivering a "Shark Fin".

by jama76 October 11, 2011