To 'scrub the pig' is to have a wash/bath/shower.
e.g.
I can't come out just yet, I've got to scrub the pig first.

OR

Gees that guy smells like he's got a dead rat up his arse. He can't have scrubbed the pig in a week.
by Romany Ravenflame July 5, 2009
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A short, fat woman that belives shes is country bitch but lives in a town. Usually hangs around pubs weekdays and clubs weekends. Takes anything she can get
Oi check out that scrub pig

Bro you should have seen damo take home this scrub pig the other night
by Dbrooksderela February 13, 2018
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