nongun adjective 1noun 1forms 3 adjective1 •Without a gun.The leg on the gun side takes a shorter step than the leg on the nongun side, and the corresponding arm follows a similarly constrained trajectory. — 2019 noun1 •Something that is not a gun, especially something that resembles a gun or is used instead of a gun.Stick to your nonguns. Even if they lock you up. — 1985 formsnonguns · more nongun · most nongun