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1 definition by theguybrian

 
1.
The term used to describe 'making-out' while riding parallel with another biker. With reference to 'The Simpsons EP2005'.
"Hey Marge, i've thought of a new thing. It's called 'Biking Out', its a combination of Making out and Riding a bike"
by theguybrian April 06, 2009
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