niggaladon 

Its an ancient animal that is now extinct (of course) that used to roam africa. There is no picture of it but just imagine a megaladon with 2 legs exactly in the bottom middle of it.

the holy ancient "niggaladon"

niggaladon by ae_yo_ May 1, 2019

Negaladonasaurusrexatron 

Another meaning for the word "negative" A mixture of Negaladon, Negasaurus Rex and Negatron

Neg-a-la-don-a-saurus-rex-atron

Mum Says "Can you please dry the dishes"
Son Replies "Negaladonasaurusrexatron"

Negaladonasaurusrexatron by Monsoon_James88 January 17, 2011

Megaladonculus 

To have a big ass(own persons).

My ass is megaladonculus!

Megaladonculus by Deeznoots67 March 15, 2023

Megaladong 

A mans Schlong that blows away anything that John Holmes had going on. A mix between a Megaladon and a huge Schlong also known as the Dave Tedesco!

"When Jane dropped his drawers she screamed at the size of his megaladong!"

Megaladong by jackhole mcgilicutty May 17, 2006

Negroladon

An enormous, black, prehistoric shark with little traces. Kinda like the average black dad

John: "I heard they spotted a wild Negroladon"
Steven: "Nah thats bullshit, they're all myths"

Negroladon by NegroMaster69420 July 29, 2017

Megaladong 

meaning, having a weenor 16 inches or more

Woah dude your dong is mega its like 16 inches that could be a megaladong

Megaladong by megafatbuttholeboy54 September 11, 2022

negadong 

verb: to have a severe shrinkage in one's dong. Hence 'nega' as in negative, and 'dong' as in male genitalia. Quite opposite to that of megadong.

Dude, this pool is so freakin cold. It's giving me a mad case of negadong.

negadong by doolichard March 8, 2011