Top Definition
A name of a species with a huge penis, the only known person of this species is Jarrett.
"Jarrett has a huge penis". "Thats because he is a Bonerus Giganticus"
by Jarrett/Garth June 23, 2008
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.