overdraft fee

A resources-expenditure dat a "willing" chick requests from you due to your having whooshingly farted during a vigorous bouncy-bouncy wif her, causing her to feel a breeze on her upper thighs.

If you have da tendency to break wind frequently/uncontrollably, it's wise to reveal said fact beforehand to a chick wif whom you're arranging to be intimate, and ask her if she charges gassy guys an overdraft fee.