To do it up the arse with enthusiasm...as if heading for the finishing post on a racehorse.
"She won't be sitting down for a week...I rode her in the dirtbox derby last night"
by drbollocks August 3, 2008
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The name given to some one who has performed a Dirtbox Invasion which is the act of doing a girl in her Dirtbox aka Anal Sex.
My boyfriend was a real dirtbox racer last night!
by motordemon July 27, 2010
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One that takes it deep in the ass.
Did you hear fucking ralph got a pay rise ... WHAT !! that fucking dirtbox bandit.
by ICEsmoke May 2, 2014
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The act of having anal sex, primarily the penetration of the rectum.
"After Jamie gave me head, I proceeded to pleasure her with a dirtbox invasion"
by Pontianak December 7, 2003
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Large box like vehicle, designed to be driven offroad in the mud, but only seen on road and pavement in cities.
Jeep, Range Rover, X5 can be examples of the Urban Dirtbox
by Henrycruntoo January 16, 2010
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The act of shoving a muffin (or muffins of any flavour) up a gaping, yawning sphincter. In some circumstances, this is repeated until no further baked delight is phsically capable of entering the tortured, distended shitchute, even after a good ramming with a broomhandle.
What could we do in this year's Talent Show? I dunno, luv, how about we try the "muffins up yer dirtbox" routine? That went down well at your mum's 80th.
by Flapjackandy November 30, 2009
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To either accept your girlfriend's refusal to allow anal sex or to find a creative way to get her to change her mind.
Chris: My girlfriend says she finds the thought of anal sex disgusting.
Stu: Looks like you're going to have to start thinking outside the dirtbox.
by The Beastmeister November 10, 2013
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