Top Definition
a slimy green substance in the back of your throat and your nostrils.

something tperkkk coughs up.

a disgusting annoyance that feels good when you get rid of it.

something that smells like poop.
UGH! This mouscious is gross!

Tperkkk just coughed up mouscious.

Amanda is a mouscious.

EEW! You smell like mouscious!

by m_breeezy January 22, 2009
6 Words related to mouscious

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