bumfat 

A person with a fat bum
or a the fat on someones bum

you're a stinkin bumfat

bumfat by The class of ms m's gr 6's October 15, 2011

bamfatron 

someone or something that exerts supreme bamfness.

wow! that fat guy with a machete is a bamfatron!

bamfatron by T money inda house August 17, 2009

Bumatron 

The homosexual leader of the decepticons from transformers.

Person 1:- That bloke over there looks like a right bender mate.

Person 2 :- Yeah mate he's a right bumatron.

Bumatron by da1976 November 30, 2009

BumFapper

Bum - The obvious, ass, fanny (If you're american)

Fapper - Tossing off
BumFapper
Do the maths

Avalon Audrey: "Wow Chelly, isn't Jonjo the biggest bumfapper you've ever seen in your life?"

Chelsey Amelia: "He is indeed Avie!"

BumFapper by bumfappers annonymous August 2, 2009

Bumfutawagee 

The buds a stoner saves in anticipation for a dry spell or a big event (eg the after party for a show).

Not Berowne: This one is going into my BUMFUTAWAGEE.

Berowne: Allright.

Bumfutawagee by Berowne March 18, 2009

bumbatinho 

someone who looks like the brazilian soccer player ronaldinho and also has a bum-chin.

hey look over there, that girl looks a right bumbatinho.

bumbatinho by poonus September 18, 2008

bumfazzle

To confuse beyond belief.

It bumfazzled John that Sally did not want to date him.

bumfazzle by Molaro July 16, 2008