Normal or provocative pictures, as well as clothing and underwear boyfriends and guys ask for from their girlfriends or girls for when they go away to masturbate to.
Jizzmat = jizz material
Boy 1: I can't wait for camp!
Boy 2: Ya, me too. I asked Rayna for some jizzmat, but she wouldn't give me any!
Boy 1: Same with Antoinette!