Contrary to popular belief, gank has TWO meanings, as it is an incredibly versatile and handy word to have in one's lexicon. The definitions are as follows:
Definition one: something strange, and wrong, for example, a ganked tooth.
Definition two: something to celebrate about, for example, some gank results.
"Man, I just stepped on Edgar the hedgehog's ganked quill!"
"I've got some gank news, Daisy! We're going to Paris!!!"
Rob, plunder, pillage, destroy.
He knew he was going to gank her to get revenge.
To steal something from an individual as opposed to a store.
“Man, that Bitch ganked my shoes last night. I thought she only stole from Wally World. I hate a gank Ass Bitch.”
Verb:To greatly defeat or kill one or several enemies
My teammates are trash but that's ok. I'm still gonna gank the whole enemy team
To prize open unceremoniously.
The door was accessable with a keycard, but Justin discovered that you could just gank it if you had to.