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

  • n. A wrestling hold in which the opponent's arm is pulled behind the back and twisted upward.
  • n. Overwhelming dominance that is difficult if not impossible to overcome: "has preserved its hammerlock on the business largely because of its reputation for quality” ( Fortune).

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A hold, in wrestling, in which an opponent's arm is twisted up behind his back; an armlock

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

  • n. a wrestling hold in which the opponent's arm is twisted up behind his back


Sorry, no etymologies found.



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  • "Free-trade advocates also complain, saying that a private business has used the shelter of the federal sugar program, created in the Depression to nurture struggling farmers, to increase its corporate hammerlock."

    The New York Times, Helping the Everglades, or Big Sugar?, by Mary Williams Walsh, September 13, 2008

    September 14, 2008