Top Definition
The fastest speed imaginable...light speed is too slow! It is extremely dangerous to go to ludicrous speed. It may result in you going to plaid. Also, going from ludicrous speed to a dead stop will result in you being launched across your ship, flying straight into a wall.
Prepare ship...prepare ship...for LUDICROUS SPEED!!!!
by A shark in a bear suit December 29, 2005

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A phrase taken from the Mel Brooks movie Spaceballs, refers to anything happening or moving at an exceptional rate.
My computer bluescreened the night before my paper was due, so I had to retype it at ludicrous speed that morning.

I had to drive at ludicrous speed to get to work on time after I lost my keys.
by South Illinois December 28, 2010

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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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Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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Think of the fastest speed imaginable, so fast that it is impossible to see. Now times that speed by 12 and you get ludicrous speed.
The excrement was coming out my anus so damn fast, id swear it was going to hit ludicrous speed"
by Burgo November 06, 2003

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.

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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

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A phrase describing something that happened or took place very quickly.
Preferably shouted when drunk with your closest group of friends.
The night went by at Ludacris speed!
Or
Yo dog i'll bet u a twenty sac Ill get into dat shortys pants at ludicrous speed!
by San December 11, 2004

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.

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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