Top Definition
When a penis is inside a vagina or ass and the vagina or ass farts or queef's.
I was motor-boating your mom's tits. Then while fucking her she queefed and was speed boating my dick.
by rusty trombone of destiny October 30, 2010

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1. To procrastinate to the point of avoiding the thing completely
2. To do a job so badly nobody wants it, anyway.
Boss: What is this shit?
Employee: I was Speed Boat-ing...
Boss: You're fired!!!
by Lucille Tercio July 01, 2016

The Urban Dictionary Mug

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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).

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When you grab a girls breasts, put your face in them and go 'BRRRRRRRRRRRRR' while shaking your head from side to side.
I feel like Speed Boating her.
by MLTZER September 22, 2009

The Urban Dictionary Mug

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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.

Create a mug

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
Chugging huge amounts of cock.
Guy Lombardo was not just a orchestra leader, he was into speedboating as well.
by Flava Jay December 13, 2006

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.

Create a mug

The Urban Dictionary Mug

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

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

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