To hit the pub or drinking establishment on a Friday night at 5pm. Usually starts out as a few quiet drinks but ends up with hangover amnesia
Thomson: Oh man, I can't wait for the weekend, I'm off to help Mum wash the Dog.

Johnson: What!!! Blow that off, we are off to the pub for a 5 O'Clock Shower!
by Ralf_Style July 16, 2010
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