You wish that person was dead immediately. Like just collapse to the floor in front of you.
It is usually used as a gesture of hate towards someone, could also be used to say “fuck you” so tell ur dumbass kids to stop pointing it to their friends as it is disrespectful as fuck
*Jack had point a gun at vic*
Vic: Dude what the fuck do u think ur doing
Jack: Yea i wish u were dead fuck u vic u cheated with my wife