Definition of wigwag in English:

wigwag

verb

[NO OBJECT]North American
informal
  • 1Move to and fro.

    ‘the wipers were wigwagging to keep the windscreen clear’
    • ‘Only the ‘dawgs’ will run up on you rappin', walking backwards in front of you, them wigwagging and yapping like little Collie dogs.’
    • ‘Their tails popped up reflexively, almost absurdly long and white, and wigwagged out of sight.’
    quiver, shake, tremble, quaver, waver, shiver, shudder, judder, jiggle, wobble
    View synonyms
    1. 1.1 Signal by waving something.
      ‘Ned furiously wigwagged at her’
      • ‘Opening the plane's window, I waved at the Dykeses and wigwagged my wings to let them know I saw them.’
      • ‘Under ideal conditions, a message could be wigwagged over distances of ten to fifteen miles at about three words per minute.’
      • ‘When the small plane crossed paths with military helicopters, as happened two or three times, the researchers held on as Mr. Giles wigwagged to signal he had seen them.’

Origin

Late 16th century: reduplication of wag.

Pronunciation

wigwag

/ˈwɪɡwaɡ/