megabutt 

(noun) ultrabutt`s lesser cousin. If you are not quite the ultrabutt, you can still have a mighy megabutt.

Not related to any cartoon television show, yet.

Megazord! I give thee a profound taste of my megabutt!

megabutt by Quakeulf January 13, 2006

Megabuster 

The Starting weapon of the popular Game Series Megaman.

The Megabuster is the coolest weapon ever made

Megabuster by Mike Gardner January 22, 2007

mega butt muncher 

(v) to megaly munch another persons butt.

"owww, i have a scab on my fat anas"
"how'd you get that grandson"
"grandpa were mega butt muncher"

mega butt muncher by poopmister December 26, 2007

Megbutt 

A dumbass hoe that is always playing tag

Can megbutt play tag with us now

Megbutt by @charliebrown November 7, 2016