Gruing Around

Appearing to be incredibly busy whilst secretly mending sewing machines

1: I haven't done anything today, I've just been gruing around.

2: Stop gruing around and go count those ceiling tiles.

Melloring

Videoing your one man party whilst off your face, then sending it to your mates at stupid o'clock in the morning.

I didn't sleep too well last night, my mate kept melloring me