shackwreck 

Verb. (1) to knowingly pursue a relationship with a person who is currently in a relationship but not married; not to be confused with homewrecking (2) to date someone else's boyfriend or girlfriend (3) what a shackwrecker does

Noun. (4) the relationship that results from the act of shackwrecking

Other forms...shackwrecking, shackwrecked, shackwrecker

"That trick Jessica is the queen of shackwrecking, always going after another girl's man! I hate her!"

Jessica: "I'm a professed shackwrecker and don't feel bad about it. At least I don't wreck homes."

shackwreck by Ambina D'Bidanza May 9, 2011

Shrekwreck 

Shrekwreck is a sexual position where you have an obese person cross plays as shrek, and the other person spreads there ass cheeks as wide as possible so “Shrek” can get into the “swamp”

I Shrekwreck this girl so hard last night that I was able to fit my feet in there

Shrekwreck by Dabrownsugar February 15, 2021

Shackwhackle 

to injure a bodypart in an ignominous fashion.

I lost it on the vert and shackwhackled my nads

Shackwhackle by Balzac February 18, 2003

Shackwhackle 

A state of being that involves shacking up with a total nutcase.

He's shackwackled with Courtney Love.

Shackwhackle by Suicider March 9, 2004

shackwackled 

when you closed out in a barrel of a wave

dude i got shackwackled on that last wave

shackwackled by kmullen714 March 1, 2009