(transitive, intransitive, figuratively) To signal using, or as if using, a semaphore, with the implication that it is done nonverbally.

Any equipment used for visual signalling by means of flags, lights, or mechanically moving arms, which are used to represent letters of the alphabet, or words.

simple past tense and past participle of semaphore

Third-person singular simple present indicative form of semaphore

plural of semaphore

present participle of semaphore

using semaphore / involving waving the arms, as if using semaphore

By means of a semaphore.

Alternative form of semaphoric

plural of semaphorant