The Injury Theory is a theory states that you should let your child or animal do something and get a injury so that way they will learn to not do that action again.
(Guy 1): I use the Injury Theory with my child to make them learn things
(Guy 2): i moniter my child closely
(Guy 2): i moniter my child closely
by SleepyKade April 05, 2021
any of various injuries accrued in a mosh pit where you and your nerd buddies are playing virtual instruments on their blackberries in lieu of a band.
Leon "Dudes, I just went to Mike's sweet party and there were a bunch of nerds from the IT department there playing the Star Wars Theme Song on their Blackberries, and I was totally rocking out and hit my head on Mike's pocket protector and it bled everywhere.
Other dudes, much more cool than Leon "Dang, man, sounds like a pretty bad IT band injury."
Other dudes, much more cool than Leon "Dang, man, sounds like a pretty bad IT band injury."
by Burgelflurg April 01, 2009
by Tobinho October 26, 2019
Traumatic Sleep Injury, or TSI, is when you wake up with an unknown injury that occured while one sleeps or is passed out.
Zeke: "Hey Kelly why are you limping?"
Kelly: "I don't know, I woke up with a sore knee."
Zeke: "Classic Traumatic Sleep Injury, you need one bourbon, one scotch, and one beer."
Kelly: "I don't know, I woke up with a sore knee."
Zeke: "Classic Traumatic Sleep Injury, you need one bourbon, one scotch, and one beer."
by Zulu Bravo January 30, 2014
An injury suffered usually by an older person who has hurt themselves by flailing their limbs and hitting objects while playing wii.
by ohbrother April 21, 2009
Guy 1: YO HE'S ON THE RIGHT
Guy 2: I SEE HIM YA YEET *Charley Horse Occurs*
Guy 1: god fucking dammit he got a Ya Yeet Injury.
Guy 2: I SEE HIM YA YEET *Charley Horse Occurs*
Guy 1: god fucking dammit he got a Ya Yeet Injury.
by CucciEater142 September 12, 2020