Top Definition
1. tr.v. (archaic) to make good or better.

2. tr.v. (slang) a back-formation of bona fide, as if spelled "bonified".

3. tr.v. (intensive) to have sex with (used of a man); to bone.
1. His weak bones were bonified by drinking milk.

2. People will think you're a bona fide idiot if you write "bonified".

3. He was bonifying some girl in the other room.
by kadatz May 17, 2010

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To make authentic. Used by idiots who can't spell "bona fide".
"The artist's signature. Well, that bonifies it."
"You're an idiot."
by Xyzzy May 05, 2005

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