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"
"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!"