when you dump at someone else's house and then leave shortly after.
Guy 1: Where did Michael go?
Guy 2: I thought he went to the bathroom...
Guy 1: It smells like poop in the bathroom, but he's Michael's not here.
Guy 2: He pulled a dump and dash?!
by bassfrog7 April 20, 2010
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The act of excreting in a public restroom and immediately exiting without washing ones hands.
Bill just pulled a Dump n Dash, if I were you I wouldnt grab one of those bagles this morning.
by Chunk2 June 16, 2008
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The newest viral craze. To play, just go into your favorite eating establishment and take a Dump & then Dash out, making sure to take a picture of the restroom in question, then posting it to Facebook and/or Twitter! More fun than planking, coneing and owling combined!
Guy #1: "Why are we stopping at Olive Garden? Are you picking up a to-go order?"

Guy #2: "No, I just need to do a Dump n Dash!"

Guy #1 "Go for it, I can't wait to see it on FB!"
by Droppin' It Low July 19, 2011
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A saying menaing that after Fucking either the Guy or Girl makes an immediate exit after the male blows his load! A Dump 'N' Dash could be the end result of a condom catastrophe or could in the future result in a Bastard Baby or STD Stunner!!!!
Last night I met this Girl but she was just a Dump 'N' Dash!
by Forever Fun 'N' Faitful August 29, 2009
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The act of convincing someone you are going to perform coitus. You then use their facilities to drop a bowel movement. Upon finishing said bowel movement you proceed to exit quite hastily.
Dam that girl comes in like we were gonna get it on, she took a dump and ran. She just got me with a date dump and dash
by Jackiepaper June 24, 2017
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When your headed to the bathroom at the fastest possible speed while at the same time not shitting yourself
Man I barely made it to the bathroom at work I had to do the dump dash all the way there
by Wild-bill December 12, 2017
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