Wallet rape: adjective.
Used in the sense that something takes consistent amounts of money. Typically used when referring to games with microtransactions or constant downloadable content you must pay for to continue playing. Could also be used in other situations such as a popular stripper at the club.
Man 1: Hey you should play world of warcraft.
Man 2: No way man that game is wallet rape
Man 1: Yo have you gotten a lap dance from Cookie yet? She's fine as hell.
Man 2: Nah brah that bitch is some wallet rape