Top definition
A tiny land mammal whose sole purpose is for the testing of the toxicity of chemicals, especially it's ovaries.
I put NaOH on that Zneg's ovaries and melted the bastards right off!
by TheEgo September 23, 2008
Mug icon

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