What is <333?
An internet heart, <3, but has two more 3's for extra love potency. Can cause emo kids to go into acid shock.
Bobby: Jenny, I have something I want to tell you.
Jenny: ... (Oh! I hope he <3's me!)
Bobby: I <333 you.
Jenny: Omg! *acid shock*
See <3, </3, <33, heart, love