A fork of Rural Dictionary
Material Unaccounted For
"The missing nuclear waste is MUF"
a sexual act that may or may not be popular with trans women, according to Miranda Bellweather in Fucking Trans Women #0 muffing is the sexual act of penetrating one or both of the inguinal canals.
I LOVED muffing her last night
Verb (past tense): To lightly or forcefully push the back of someone's head whether aggressively or as a gesture of endearment.
That bitch just muffed me.