A fork of Rural Dictionary
Short for mother-fucking
"Damn beeyatch that snipe was mucking five-thirds!"
Massie's Underground Clinic for Kissing. In the fifth Clique Novel, "The Pretty Committee Strikes Back" by Lisi Harrison, it is an important part of the book.
Taken from the back cover, "The Briarwood Boys are staying in a cabin just a few yards away, which means the girls in Massie's Underground Clinic for Kissing (MUCK) might have to find the guts to put their money where their well-glossed mouths are."
a complete fucking lad, usually has a massive penis, has well loads of diamonds in minecraft
did you see that guy yeah he was a muck