What is Glup?
1.
the dried cotton mouth gunk built up around the lips or sides of mouth. dried lip boogers. gunk built up on mouth piece of pipes.
after smoking that blunt, billy wiped his mouth on his sleave and saw a smear of glup.
See
2.
1. To vomit in one's mouth; 2. to expel a small mouthful of vomit.
She glupped on her shirt.
See
3.
2. (n) A serving spoon full of food or a scoop of ice cream.
Just give me two glups.
4.
to drink large quanities of liquid
dude, she gulped that one