When taking a dump, a swamp monster is when you have diarrhea with the exception of one large turd. The turd then lurks beneath your brown-green diarrhea as a swamp monster would in a swamp.
guy one: dude i had a major swamp monster today!
guy two: nuh uh dude thats sick! did you name it?
guy one: yeah..shitzilla
Someone so hideous that they should be banished to the sewers along with their parents who should not have brought such a monsterocity into the world and should of at least killed the child when they realised what a horrific freak of nature they were/are. If disease were a physical being, this is what they would look like.
The people working at checkout in tesco,
Phrases: ''She was a genuine swamp monster i have never seen anyone so vile''
A nasty, smelly, beast-like whore who looks like the sister of the star of 80's film classic "The Swampthing". Panic and heavy drinking always follows awakening next to this gnarly, cum-gurgling creature that is a carrier of several unknown venerial diseases.
After thowin back 16 foties of OE the night before, Tay-Tay awoke next to a swampmonster and a rashy crank.
An alcoholic beverage consisting of two thirds rum, usually Captain Morgan's, and one third creek water, preferably of the brackish
Tommy puked his guts out after finishing his Swamp Monster
A bulging penis.
Oh my god! Josh has a swamp monster!
girl gives you a blow job then you fart a realy stinky one then wave the smell from the back side of you to her nose then you shove her head into your dick while shes gaging then she pukes all over her self then you have a swamp monster
My Math teacher pisses me off, so I made her daughter turn into a Swamp Monster.
When two guys jerk off together, blow their loads on their stomachs, and rub it all together.
As the snow fell outside and mistletoe hung overhead, we made swamp monsters in front of a crackling fire.