Top Definition
- Regarding female arousal; a person who causes sex drive and arousal to diminish in an instant.
- A boner killer for women.
"So I was totally about to hook up with Mike last night, until he took his pants off. Total twat flop."
by vulgaroblivion March 06, 2015

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The lower-body equivalent to a nip slip - In other words, when accidental clothing movement causes a woman's genitalia to become at least partially visible.
After riding the waterslide, she was totally suffering from a twat flop.
by eldritch48 February 18, 2009

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt