noun, verb, -put⋅ted, -put⋅ting.| 1. | the sound made by a small internal-combustion engine or imitative of its operation. |
| 2. | Informal. a small internal-combustion engine, or something, as a boat or model airplane, equipped with one: the sound of distant put-puts on the lake. |
| 3. | Informal. to operate with sounds suggesting a put-put, as a small motor or motor-driven device. |