by 073jonjohn December 14, 2016

A slimy smelly film that develops in your crotch from sweat and dead skin accumulating after tucking your penis for long periods of time
When I got undressed there was tuck muck in the crevices of my thighs. Or. I tried to give her a bj but that tuck muck was so stinky.
by BarbieVelaryon June 5, 2024

A person of Native American heritage who is extremely dirty and unwashed, and can usually be smelled before they are seen.
by Supersquawhunter August 5, 2024

Dude... Jake was totally mucking her dugout lastnight!!! EW!
Dude i Muck dugout last night... for the first time... gross
Dude i Muck dugout last night... for the first time... gross
by muckbarn May 7, 2011

by Muck, Eater of Muck April 22, 2023

by BratzYasmine July 6, 2020
