robot monster

A 1950s film nominated on many occasions as the worst film ever.

It was originally made to be a horror film where the monster is a gorrila who wears an old style scuba diving helmet because it's head is a skull, though in the movie it's because it can't breathe on earth.

" Have you seen Robot Monster? It's horrible! "

" He looks like the robot monster "

by Bill Abnovsky August 18, 2006

Beer Monster

The party act during which the participant pulls their shirt over their head, as to cover their face, and then chug a beer through it.

Frank - Why'd Quinton just get out of the shower covered in beer?

Chris - Oh. He just finished doing a beer monster.

by Da Burr Munster May 9, 2011

momster

A word used in conversation of siblings to complain about their mother. Comes from "mom" + "monster" = momster.

The momster is really angry tonight...

by Kitten123 July 28, 2005

Boner Monster

A huge walking erect penis, who steals others penises so that it can get bigger and harder. Be careful though unprotected sex attracts the beast.

Dude last night i banged Sara. -man 1
Did you use a condom? - man 2
Nah... -man 1
Damn dude watch out the Boner Monster might come for you. -man 2

by M Smiddy July 22, 2011

Monster Teflon

A “large” clean bowel movement which requires no wiping or clean-up job later, see Teflon

Example:
- “Why are you looking so pleased with yourself?”
- “Dropped a Monster Teflon mate, ripped the hole big time”

by The Spike February 21, 2007

monster mash

When a collection of monsters have a party and spend the evening dancing with no regard for others

oh my god Nigel, the monsters next door are having a monster mash again they will keep us up all night again.
Can you go around and have a word with the chief monster 'Paul' and ask him not to make them strange ape noises again

by Neil O'Malley July 12, 2006

Monster boots

A pair of ass-kicking boots, normally combat boots or platforms, Demonia makes a lot of bad ass ones.

Holy shit did you see her monster boots, she could totally kick your ass!

by Jade Lilli December 22, 2009