Two individuals who when are intoxicated, seem to act in a relationship and quite flirtacious manner. Though when sober, seem to have want nothing to do with each other. Often occuring in awkward sober situations.
"We were friends with benefits at first but that didnt work out so i guess we have an inebriationship."
"Dude when i'm sober i fuckin hate her, but when i'm drunk i want her so bad."
"You my friend.. have an inebriationship.