The act of a male upper-decking a toilet while a girl sits reverse on the toilet seat while simultaneously blowing the male and taking a shit.
I just walked in on them, she was giving him a Plimjob.
โดย Plimdog 27 กุมภาพันธ์ 2011
1 more definition
When a guy is taking an upper decker while receiving a blow job from a girl pooping in the main bowl of the toilet facing the male.
I was at a party this weekend and got a plim job from a total babe.
โดย richard ping 26 มิถุนายน 2011