An insult only generated by nerds who play FPS games and cant find a more valuable or more insulting reply to someone who spit an insult him (Example: Your so gay, you suck, stop camping you fucking faggot.). So he counts on the ''Emergency Reply to Insults''. Which is in general, Your Mom.
Since when mothers are implicted in video game verbal fights?
Online Guy 1: Haha, I fucking raped you this round fucking pussy!
Online Guy 2: *Can't find an insulting counter reply*
Online Guy 2: Haha, well I fucking raped your mom last night!
Online Guy 1: Dude shut the fuck up you nerd. Cant find anything better to say you dipshit.