from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A turn, as by a vehicle, completely reversing the direction of travel.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A turn in a vehicle carried out by driving in a semicircle in order to travel in the opposite direction.
  • n. A reversal of policy; a volte-face, a backflip

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. complete reversal of direction of travel


U + turn, from the similarity to the shape of the letter U. (Wiktionary)



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