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A picnic held on the side of an interstate-type highway, not always because the family's car has broken down.
On Sunday afternoon, the Thruway was backed up for ten miles by a Puerto Rican picnic.
by Pat10463 September 30, 2005
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The litter created when someone eats fast food in their car and throws the wrappers, bags and cups out the window while sitting there.
I hope the street sweepers come this week. Some d-bag had a Puerto Rican Picnic from Mickey Ds in front of my house.
by Long John Slivers May 25, 2009
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