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Mastodong 

Originally derived from the word Mastodon, this term describes an enormous penis.
Bob: Fuck man it was a total slayfest last night
Me: Shit Bobs got that Mastodong!
Mastodong by Mr m December 18, 2013
Related Words

mastodondong

your sac is so huge that each nut is the size of your head.

mastodonic 

Adjective used to describe a huge, gigantic penis. Named after the mastodons, an extint species of elephants.

Synonym: elephant cock
I'm going to rape you with my mastodonic 300-mile long cock.
mastodonic by Roth Vantage January 5, 2015

Mastodonian 

Mastodonian should be used as an adjective to describe something that has characteristics of a mastodon. Typical use is to is describe either girth or general snufaluphagus-ness.
Whoa!! I'm absolutely stuffed. That slice of pizza was mastodonian.
Mastodonian by kvegas108 September 15, 2010

Mastodonian 

A Mastodonian is a person that is a user of the decentralized social protocol, Mastodon
yo, I’m a Mastodonian
Mastodonian by XsavierLOL June 16, 2025