When a man is erect and bends backwards on all fours and walks around with his "dorsal phin" in the air. "You may make noises while doing so". It can be done alone but preferred you have a partner to chase around.
Last night my boyfriend started shark attacking me. He wasn't fully erect so it looked more like Free Willy's fin.
by Rede36 March 13, 2014
When one inserts both arms elbow deep into their sexual partners bodily cavities and procedes to move their arms in a chomping "shark"motion.
by Myschoolsmellslikerottenbussy September 23, 2018
Australian slang for a body board (that you lie down on), as opposed to a surfboard (that you stand up on). Derisive term for a body board used by surfboard riders.
by BillieBlue November 06, 2013
by cranksterman February 05, 2006
A private individual who will, normally at grossly inflated interest rates, lend a person money. Repayment is compulsory or injury may occur. Commonly attributed to the criminal underworld
Person #1: Could I borrow a grand off you, I swear I'll pay it back.
Loan Shark: Oh, you will, believe me you will.
Loan Shark: Oh, you will, believe me you will.
by Lazlo Woodbine July 24, 2004
A guy who will lend you money when no one else will, but extort you in interest and totally kick your ass if you don't pay.
by T. Tan July 23, 2004
by ChicagoWillie December 31, 2011