- highline⇄adj. 1. sent or carried by a highline.
Ex. highline power.
2. (U.S. and Canada.) taking the most fish with his or its line; being a highliner. - highline⇄highline, noun, adjective.
- highline⇄noun 1. a line or cable used in transferring stores at sea or between sea and shore.
2. an electric line or cable carrying a high voltage.
3. (U.S. and Canada.) a highliner.