Definitions by Mother of Tacos

leg loan 

Any loan where the payment of the principal or interest (or both) is with sexual favors rather than the usual cash and/or non-sexual favors (e.g., paint my garage door)

"I'm pretty sure that Becky's been paying her bills with leg loans from Shawn Carter because she hasn't had a job in almost a year."

"I asked George RR Martin and he tweeted back that leg loans are NOT a financial product that the Iron Bank would ever make available."

leg loan by Mother of Tacos June 30, 2017