Top Definition
When something is at the pinnacle of awesomeness its is thus MEGABOOM.
Can be used as a noun, verb and adjective
That t-shirt is megaboom.
That was megaboom
Person1: How are you?
Person 2: I am megaboom, thanks for asking
by J.O.S.H.T.H.E.M.A.C.H.I.N.E.E March 01, 2011

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

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

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