Rivorus 

To be vertically challenged and/or to have undersized male genitalia.

"Hell, man, at least you aren't Rivorus."

Rivorus by Ross March 21, 2003

Rivorus 

rigorous mispelled or 1)pronounced with some crazy accent that prevents the person from saying the letter 'g' so they replace it with 'v'

1) she had a rivorus workout

Rivorus by Punna June 13, 2004