wigwag

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. verb send a signal by waving a flag or a light according to a certain code
  2. verb signal by or as if by a flag or light waved according to a code

Etymology

From wig (“to wag, waggle”) + wag (“to swing”). The noun is derived from the verb.

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