A black man that likes to sneak people.
I got surprise attacked by a black man. He must've been a ninga.
The combination of the words Nigga and Ninja.
A Black Ninja.
I got my assed kicked by that stealthy ninga.
Mispelling of ninja.
Someone: I am a ninga.
Me: BLKAO!!!!!!!!!!!11kfok!
A ninga is a person who uses a Ning as a form of social network. Pronounce it by saying "ning-a", like "singer".
"I use a Ning, I'm such a ninga!"
"I wonder what the ningas are blogging about today?"
Definition: Someone of a whole other new level of utter incompetence along with stupidity
Often used when someone is unable to perform a simple task or unable to function like a normal human being.
Plur: Ninga(s)
“Yo, quit being such a ninga and get your shit together.”
Ninga
Adjective
Ninga is a Brown haired Scottish regect who only goes to school 6 hours a week(not always at once), when their not at school their burning through 6 twitter acount in the year where they says that they "wont bully people" and startz bullying egirls a week later and also stream snipes people in dead games.
Ninga's forgot his bagpipes to taunt teh downie school across teh road