This is an acronym for:
I want to cum inside rainbow dash.
Really.
Im serious.
This is legit.
This is an actual acronym that human beings use.
Like, no joke.
Some Brony Dude: Yo man IWTCIRD right now, you know what i mean?
Some Normal Dude: Ummm, What???
Some Brony Dude then explains to the other person, in detail, what it means.
Some Normal Dude is no longer in sight.
A patch often found on the colors of a 1%er meaning they have "Taken Care" of club business. Usually attributed to killing for the club.
"I Took Care of Business"
See that scooter-bum with the ITCB patch? Don't fuck with him or he'll kill you.
Don't ever rat-fuck the colors of anybody wearing an ITCOB / ITCB patch, it means they killed a motherfucker.