by Rocco Mongolis March 4, 2004

To mess up the sistuation, to screw over a person or group of people by narking on them or mentioning someing to the wrong person. to tell a secret or reveal senstave information to people that could use it for blackmail.
"Damn Tommy, you really shanked the cat this time, why did you tell melinda that i was allergic to her perfume!"
"Don't shank the cat billy, don't mention that you are inlove with sally, OK!"
"Don't shank the cat billy, don't mention that you are inlove with sally, OK!"
by LaidBackGuy1988 December 11, 2005

by lozza December 9, 2003

Guy 1: hey man I prostate shanked last night it was great.
Guy 2: Damn what's that?
Guy 1: I stabbed my prostate and put a tampon up my ass to experience womanhood.
Guy2: you need help dude.
Guy 2: Damn what's that?
Guy 1: I stabbed my prostate and put a tampon up my ass to experience womanhood.
Guy2: you need help dude.
by The Shankinator November 12, 2018

1. The act of prison rape.
2. To be 'shanked' by a 'fag'.
3. To use your penis to 'shank' someone while incarcerated.
4. To use your penis as an organic 'shiv'.
2. To be 'shanked' by a 'fag'.
3. To use your penis to 'shank' someone while incarcerated.
4. To use your penis as an organic 'shiv'.
Dave: Why are you walking so funny?
Sam: I got fag shanked in the shower this morning.
Sam: Why are you naked?
Dave: I'm gonna fag shank you.
Sam: I got fag shanked in the shower this morning.
Sam: Why are you naked?
Dave: I'm gonna fag shank you.
by Elbows McGee October 30, 2011

by The Bear August 24, 2004

The glorious act of random hetrosexual anal sex. If the girl is bent over an actual barstool you get extra points.
"I met this Cum Tanker last night and within 20 minutes, I was stool shanking her over the pool table at the Double Down."
by SP00NS October 9, 2007
