Telling someone to gosuck there mother and calling them a little boy. This is in patois the language that is spoken in Jamaica. This line is heard most of the time when people are in an argument or are mad at someone
Your calling me a bitch we’ll gosuck ya mudda likkle bwoi
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.