1. Not capable of or especially not involving speech or spoken lines
   "had a walk-on role in the play";
   - nonspeaking

1. Plays a small part in a dramatic production
   "She started her acting career with walk-on roles in local theatre productions"

Derived forms: walk-ons

Type of: actor, histrion [archaic], player, role player, thesp [Brit, informal], thespian

Encyclopedia: Walk-on