Sinjury 

an injury, illness, or condition derived from the indulgance of decadent or promiscuous activities. Any injury that happens while drunk and/or partying, usually hallmarked by a either not being able to either remember, or gracefully explain, how it happened.

Whoa, check out this bruise on my leg, where did it come from?

Dude you were totally wasted, thats one serious sinjury

Sinjury by TheJAG77 December 27, 2009

Sinjury 

An injury sustained during sex.

One example of a sinjury is pulling a muscle during intercourse.

Sinjury by Dr Sinjury January 15, 2009

Sinjury 

An injury acquired during sex.

Man, check out my sinjury I got while trying to fuck in that Pontiac Firefly last night. I haven't walked straight since...

Sinjury by Fawkward69 December 28, 2009

sinjury 

An injury sustained by a friend that would usually elicit concern and compassion but instead makes the friend the target of ridicule because of the idiotic manner in which the injury was received.

Brian: Dude, what the fuck happened to your leg? That looks nasty!

Matt: Oh yeah dude, I was wasted and I decided to jump off the back of a dump truck into a cougar nest.

Brian: You're a fucking idiot, that's a sinjury.

sinjury by mrmaroon25 April 28, 2010

Adam's Injury 

The act of injuring one's self while attempting to demonstrate how someone would get a spinal injury.

Doc: We've got another Adam's injury in the ER

Nurse: What a dick head

Adam's Injury by Pseudo Paramedic June 13, 2017