1 definition by Correct Spelling

Top Definition
A term used to describe dominating an opponent by sly or sneaky means of assault. Usually used to describe killing someone from behind before they realise what is occurring. Popularized by competitive gaming culture, in particular Halo 3.
"The guy thought he could kill me, but I hid around the corner and ninja'd him."
by Correct Spelling July 05, 2009

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