| olive drab | |
| —n | |
| 1. | a. a dull but fairly strong greyish-olive colour |
| b. (as adjective): an olive-drab jacket | |
| 2. | OD cloth or clothes in this colour, esp the uniform of the US Army |
| a fool or simpleton; ninny. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |