Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Impossible to defeat or surpass.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective That cannot be beaten, defeated or overcome
  • noun Someone or something that can't be beaten

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

  • adjective hard to defeat
  • adjective incapable of being overcome or subdued

Etymologies

Sorry, no etymologies found.

Examples

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