Top definition
To be good at gaming, originated from the game call of duty - modern warfare and the latin translation Callus. Widely known phrase within the online gaming community on PS3.
What the Callux?!
by Rejector June 24, 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