| walk-on | |
| —n | |
| 1. | a. a small part in a play or theatrical entertainment, esp one without any lines |
| b. (as modifier): a walk-on part | |
| —adj | |
| 2. | (of an aircraft or air service) having seats to be booked immediately before departure rather than in advance |
| a fool or simpleton; ninny. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |