Top definition
Common name for any animal that distantly resembles human form. Derives from the word 'rat'.

- Hum??
- You almost stepped on that Ratko there!

- Jeeeeez, thanks, man!
by rat lover February 09, 2010
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