3 definitions by DiabeticD

Top Definition
An attempt to urinate after exposure to extreme cold, the genital shrinkage causing difficulty when holding the penis.
"Dude, it's like one hundred below out there, and when I went to take a whiz, it was totally Omaha Thimble."
by DiabeticD September 01, 2009

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Having intercourse with a woman after placing a pillowcase with a hole cut out over the genital region and another over the face.
"Dude, I totally had to Amsterdam Lampshade that girl I met on OkCupid."
by DiabeticD September 01, 2009

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An act whereby multiple men ejaculate on a woman simultaneously, as in bukkake or gang-bang porn. To "whitewash" someone with the help of friends.
"The Duke LaCrosse team was accused of "Tom Sawyering" a number of co-eds."
by DiabeticD September 05, 2009

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