Noun. The consent provided between adults prior to engaging in either casual, friends with benefits, or meaningless sex.

Similar to a prenumptial agreement but with a different line of business.

AKA 'the prehump'
I told him not to get all crazy after we hooked up. It was all explained during the prehumptial agreement.
by dubyabejay May 18, 2009
Get the prehumptial agreement mug.