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
2 more definitions
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
The inner container of a box of wine (i.e. the pillow shaped device inside the box)
Dude, lets get a puerto rican picnic and head down to Gonzales beach and get wastead
by KW "shady" March 02, 2008