1.The act of becoming invisible, to be in stealth; camouflaged
2.When you turn off your car's lights, put her into neutral, and turn off the car making zero noise going down any given road. You are now in stealthmode.
*note* should not be done on the highway or busy streets
*second note* your steering wheel and or brakes might die....
3. A cool fazer
Hey, where is Matt? His is in stealthmode.