The way a person would be able to sneak into a room without you or anyone else noticing that they just entered.
A group of people are talking in a circle.
Person A walks behind everyone.
Person B -turns around sees the person just sitting there randomly-
Person B: Dude You're A NINJA!!
Person A walks behind everyone.
Person B -turns around sees the person just sitting there randomly-
Person B: Dude You're A NINJA!!
by Thequestioniswhoareyou February 9, 2011