maintenance fuck 

when your partner has sex with you to avoid listening to you complain about not having sex

Him: "Hey babe do you want to have sex tonight?"

Her: "Ok it's Sunday you're due for a maintenance fuck."

maintenance fuck by JDub789 November 29, 2014

Maintenance Fuck 

The act of fucking a girl that one has fucked before in order to strictly maintain a one's sexual rolodex.

i.e.-keeping your OS updated on your smart phone

Friend: Want to get drunk tonight?

Guy: I can't I have a chick coming over for a Maintenance fuck.

Maintenance Fuck by Sportfucking May 21, 2012