gibungus 

It's larger than humongous and bigger than ginormous, smaller than infinity. A word that will stand the test of time. (Patent pending.)

That zephyr is gibungus!

gibungus by Neil A. Osten June 11, 2006

Gibongous 

Very big. Huge. It's a mix between the words giant and humongous.

Her head was just, big... but her tatas were gibongous!

Gibongous by k-fred September 11, 2007

Gibungus 

A way of describing how overly huge something is.

It’s an adjective or some shit idk
Pronunciation: (jigh-bung-is)

“Gabe has a Gibungus penis.”

Gibungus by Heisennigger July 13, 2023

Gimongus 

A heroic amount greater than hugantic and ginormous combined.

That was a gimongus steak.

Gimongus by hojosapien October 16, 2006

gimongus 

when something is rly big and humongous and ginormous

“omg jack did u just do a gimongus fart?!?!”

gimongus by tooterrobot3000 November 5, 2021

gibongous 

A) Extremely enormous, bigger than normal. Usually used to described a guy who's penis is either over girthed or extra long.

A) opposite of tinnie winnie short short dick!

Daaaamn Luke, your wanker was gibongous!

gibongous by dalethefarmer August 4, 2007

Gabongus 

A foolish person who fails to see when they are wrong but eventually might

"What a fucking gabongus"
"Man that guy is such a gabongus"
"Ooops I'm quite the gabongus"

Gabongus by C0ckfryer April 23, 2022