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."
"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."