A set of numerals and letters, when combined form what's seemingly an unintelligible word. As if somebody slammed their head multiple times in their own keyboard, although that isn't the case. It is used as secret code to communicate to one another. Decipher it and interoperate for yourself however you wan't.
Person A: "Aye, bro. What game are you playing?"
Person B: "Oh, Ninja gaiden on NES. Playing it with an Xbox controller."
Person A: "0KI-4WKGDSPV?"
Person B: "0KI-4WKGDSPV."