Top definition
A term used to indicate a very old person.
"That old hag's a friggin' brontosaurus!"
by Dave January 14, 2004
Get the mug
Get a brontosaurus mug for your bunkmate Vivek.
2
An incorrect name given to a sauropod skeleton. It was originally believed to be a new genus, but was later understood to be the same creature as the Apatosaurus.
Brontosaurus burgers couldn't have existed, correct?
by Diggity Monkeez March 17, 2005
Get the mug
Get a Brontosaurus mug for your brother-in-law Abdul.
4
The act of kicking someone square in the rectum with the toe of the foot.
Johnny brontosaurused Jim right after he made a joke about his penis size.
by Kwzono June 24, 2007
Get the mug
Get a Brontosaurus mug for your bunkmate Manley.