The Act of respecting, appreciating, or adoring a person short in high. Arose after the term "Rat" was used to describe short persons. Can be used as a compliment aswell as an insult
Compliment:
"That short kid is pissing me off!"
-Show a little rat love!
Insult:
"I love that short kid!"
-Looks like we got some rat love going on over here!