Rawr doesn't only mean i love you in dinosar it means a lot of thing. Rawr can mean any thing like "hi", "i'm hungery", "i'll kill you" or "rawr".

when you rawr

A cool brand of chocolate in the UK that uses raw cacao. Yum.
rawrchoc.com

It...means rawr. That's it. It doesn't have to mean anything; it's literally just a noise.

Or maybe it could mean anything you want it to mean. I don't care. I don't understand dinosaur anyway..

The universal dinosaur language for "I love you"

A noise in which a lion on crack makes when doing the dirty.

odin church