look up any word, like tinder bombing:
An insult that is immature or really just what a kid would say. A typical second grade insult is saying "your gay" to a person.
Guy 1: "I got some cool shoes today!"

Idiot: "Dude, your gay"

Guy 1: "Wow, your reverting to a second grade insult?"
by Immediate Ace March 02, 2014