megacon 

a megacon is a mega convention that is held every year in the orlando convention center

megacon is a giant convention in which many people go to dress up as their favorite story characters from shows , movies, anime, and comic books.

megacon by Brooke White February 20, 2007

megalongdong 

oh, you were looking for a fish, right? well look where that got you. mega. long. dong.

i’ve been studying a lot about sharks and i can tell you have a megalongdong

megalongdong by I can’t put my real name August 27, 2021

Megafonzie 

A unit for measuring the coolness of something. The origin of this scientific unit is the animated television show Futurama. Professor Hubert Farnesworth invents a Coolometer, which uses Megafonzies as a unit for coolness.

When pointed at www.urbandictionary.com, the coolometer is give a reading of over 50 Megafonzies!

Megafonzie by Perryguy August 29, 2004

megacunt 

noun
1. Any female who is extremely bitchy.
2. A total cuntress.
3. A woman of unmatched anger or resentment, most often during menstruation.

My boss wouldn't let me have the day off because she's a total megacunt.

megacunt by Jim Sammartino May 22, 2008

megafonzi 

In the show futurama it is the standard unit of cool.

I am getting a reading of over 40 megafonzis!

megafonzi by Clavio September 16, 2005

megadon 

Fictional city from album 2112 by Rush. Lyrics by Neil Peart.

The quote can be found on the liner jacket from the album. Megadon isn't mentioned in the song.

megadon by john maclean November 10, 2003

megahoni 

Noun. A girl with an amazingly hot body that has been shaped by yoga. The booty on the megahoni is exceptionally prominent, and stunning.

A: "I'm having a heart attack; did you see that girl that just walked by!?"
B: "Oh my god, I would kill to sink my teeth into that megahoni!"

or

"Mmmm... Look at that perfect ass on that megahoni!"

megahoni by Brent rOz March 25, 2007