| 1. | permission or a signal to proceed: They got the go-ahead on the construction work. |
| 2. | Chiefly Hawaii and California. a sandal held on the foot by a strap between the big toe and the next toe. |
| 3. | moving forward; advancing. |
| 4. | enterprising: a go-ahead Yankee peddler. |

| go-a·head (gō'ə-hěd') n.
|
go-ahead
|