"Innit" is an abbreviation of "isn't it," most ... opportunity that will probably benefit them massively. "Quid" is British slang for "pounds." For example, "five quid" means £5.

"Innit" is an abbreviation of "isn't it," most commonly used ... Someone who's "quids in" has invested in an opportunity that will probably benefit them massively. "Quid" is British slang for "pounds.