Pronounced "mee-fwab"; an acronym for Mutually Exclusive Friends With Benefits; when you need to define your relationship, essentially dating but without the title or being Facebook official
"John and I aren't willing to DTR so I'm just telling people that we're MEFWB"
"What's that?"
"Mutually Exclusive Friends With Benefits, we're basically dating but don't want to put a title on it."
"What's that?"
"Mutually Exclusive Friends With Benefits, we're basically dating but don't want to put a title on it."
by hp4084k March 1, 2015
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