1)A large guinea pig found in someplace, about the size of a fat dog. But with no tail. 
2)Offensive slang for a horse-
"Hey you Chestnut! Yeh you, you overgrown bitch of a capibara"
2)Offensive slang for a horse-
"Hey you Chestnut! Yeh you, you overgrown bitch of a capibara"
"Hey Dave! Did you get a load of the capibara! It looked like a large guinea pig found in someplace, about the size of a fat dog. But with no tail. It looked fucking stupid!"
by savage cabbage April 20, 2004
Get the Capibaramug. Me and my friend love capibaras
by Baddestpurreva  February 9, 2023
Get the Capibarasmug.