station designed only for gasoline, taking shits in the bathroom, and nothing else (not even peeing)
by Dick Sunshine August 24, 2006
When you and your girl are banging and midway have to poop. So you are sitting on the toilet in missionary, pooping together. The Pump and dump.
by Catastrophic ASS Blaster July 31, 2016
by Tha bratz October 6, 2010
Guy 1 "dude i was dump pumping my toilet super hardcore last night" guy 2 "thats nasty was it plugged" guy1 "yeah"
by Nick the freshman June 19, 2011
When one experiences repetitive, explosive episodes of diarrhea with ones innards pumping out wet, watery feces with seemingly no end in site. The minute one thinks their are done the dump pump returns.
Roger won't be partying with us tonight. He's still hung over from last night and he's been a dump pump all day today. His pucker ring is tender to the touch.
by Eaton Holgoode November 11, 2015
When you and your girl are banging and midway have to poop. So you are sitting on the toilet in missionary, pooping together. The Pump and dump.
by Catastrophic ASS Blaster July 31, 2016
I took a girl home last night who wasn't on the pill so I had to do the ole pump n dump on her back.
by The Real Wiz 76 July 16, 2016