The act of sticking your tounge up someones ass whilst the person (male or female, a little harder to do for a lady)is urinating
Man I had to piss and my baby gave me a Filthy Douglas.
by Rubbaduck2k June 1, 2005
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The act of putting your feet behind your head and having somebody flick your balls, with anybodys 2 thumbs up your ass.
See Flicky Douglas
"Why you walkin so funny dude?"
"Colin gave me a Filthy Dirty Flicky Douglas last night while I was doing my stretches"
"What a filthy dirty bastard"
by SoakedBeef February 16, 2010
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