Top Definition
A hybrid of the words 'bonerkill' & 'terrific', denoting that something is terrific in how much of a bonerkill it is.
"I was talking to this chick last night and she told me she had bieber-fever"

"No way bro! That's seriously bonerkillific"
by DrThom November 24, 2012

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

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

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