Gatho Humping, is violent face sucking, with the intention to create one giant hickey on a victim or partners face, whilst vigorously grinding on a partner. Gatho Humping must be preformed in front of a crowd to make them feel un comftorable and awkward.
Man I really enjoyed Gatho Humping you last night.
I had such a blast Gatho Humping Joe Blogs last night.
Eww did you see those two weirdos Gatho Humping on the ground *puke*