The act of online shopping on a mobile device (phone, tablets) while sitting on the toilet. One would usually partake in shitter shopping while your supposed to working at your job.
Worker1 "hey where's Joey ?He's been gone for a half an hour now."
Worker 2 " he's probably in the bathroom shitter shopping for some black Friday deals "
Joey: "bro, I was totally shitter shopping at work and some guy comes and drops ass in the stall next to me and shits when there was clearly 10 other empty bathroom stalls . But I did manage to get some great deals on amazon.
Definition A: A zip gun built using parts from a septic tank. Uses a cylinder fed system like a typical revolver. The name comes from the video "Chuck kills a bottle cap" on youtube.
Definition B: A word that FBI agents and SWAT team members use to describe a revolver found in a toilet bowl or tank, usually in an attempt to flush or hide the gun during a raid on someone's residence.
Example A: "Bob is back to building six shitters in his basement. Doesn't he know the feds are onto his whole operation?"
Example B:"Hank is our new agent of the month. He siezed 3 six shitters during the raid on Hector's traphouse last week."