Top Definition
1 To Make a clumsy, retarted, or otherwise ungracefull move
or
2 To hyperventalate while laughing
3 to talk with food in your mouth
After she layed down on a strawberry, she was called a leib the rest of the night.

or

The math joke was so funny, Hannah started leibing.
by Kittykatmeow45654 May 30, 2009

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An accidental, yet graceful (i.e. not resulting in injuries), cross of two penises usually resulting in a sonic pulse of awesomeness.
Our full length mirror broke when my bro and I were totally having a helicoptering contest and leibed all over the place.

"Wow Bro! Leib!!!!" - Two bros as they mushroom stamp and teabag their brah at the same time

I tried putting on another wristwatch and just ended up with leib
by Sentimental Cruelty July 17, 2011

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.

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