Top Definition
Literally, a human buzzkill, as Paraquat is used to kill Marijuana thus literally killing potential buzz.
The Dude: You thought that Bunny had been kidnapped and you were fucking glad man. You could use it as an excuse to make some money disappear. All you needed was a sap to in it on, and you'd just met me. You...you...human paraquat!
by Buck Turgidson May 07, 2007

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An individual who is extremely lame, moreso than a human version of a paraquat. See paraquat.
You are nothing but a human paraquat!
by Wang P. Freely April 04, 2003

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

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.

Buy the mug

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