That person you wish you didn't know who seems to lurk on facebook or aim waiting for you to log on so they can message you within 2 seconds. You usually know this person from elementary school or they tried to get you in on a pyramid scheme.
6:42 pm <I'mTotallyNotDave> is online
6:42 pm<FamilyGuy24/7> Hey man!! are you sure you don't want to make a ton of money quick selling knives?
6:43 pm<I'mTotallyNotDave> .... effin chat ninja.
6:43 pm<I'mTotallyNotDave> is offline.
6:42 pm<FamilyGuy24/7> Hey man!! are you sure you don't want to make a ton of money quick selling knives?
6:43 pm<I'mTotallyNotDave> .... effin chat ninja.
6:43 pm<I'mTotallyNotDave> is offline.
by I'mTotallyNotDave November 8, 2010
It's only a matter of time before I go to jail for accidentally cybering with an eleven year old chat ninja.
by Randwulf February 4, 2010
One who keeps their status 'invisible' on instant messenger in order to 'screen' messages and/or avoid certain individuals.
Hey, Amy! Ping me when you're available to discuss the project, as I am chatting ninja today to avoid being distracted by other co-workers who are time wasters.
by L-2-the-Stew October 8, 2010