Derived from the word chimosaur origanlly formed from chimo.
When the female sexual organ juices have such a stench that it has been known to burn lips, like lime juice on wind ravaged ass-hole.
"do you have any chapstick, cause that limosaur last night really tore me up?"
A dinosaur which is lime green and only eats limes.
Dang! That Limosaur ate all ma limes.