by Panderblaka13 October 8, 2012
 Get the Nastmug.
Get the Nastmug. short for nasty, because that of course is a mouth full. In other words: gross, disgusting, or replusive.
by Annnnnaaaa May 23, 2005
 Get the nastmug.
Get the nastmug. Noun form of the word "nasty".  A word used to describe any unidentified substance or aggregate of matter, which doesn't necessarily have to be particularly nasty.
Patron: "Waiter, can we have some more of that tasty green nast?"
Waiter: "Do you mean the Tomatillo Salsa?"
Patron: "That's the stuff!"
Waiter: "Do you mean the Tomatillo Salsa?"
Patron: "That's the stuff!"
by Jeo April 17, 2006
 Get the nastmug.
Get the nastmug. by Commonwealth1325 October 21, 2003
 Get the Nastemug.
Get the Nastemug. 