'Bate Sesh Share definition Flag Short for "Masturbation Session". Name given for the time spent masturbating. I felt like shit all day, but then I had a sick 'bate sesh and it made everything better. Asians rule. 'Bate Sesh by Fopp November 22, 2004 0 0 Get merch Get the 'Bate Sesh mug. Buy Now — $32.95 See more merch