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

  • adjective Having the taste, smell, or nature of vinegar.
  • adjective Unpleasant and irascible.

from The Century Dictionary.

  • Figuratively, sharp; sour-tempered.
  • Having the character of vinegar; hence, sour; crabbed.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Having the nature of vinegar; sour; unamiable.

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

  • adjective sour, like vinegar
  • adjective figuratively acerbic, bitter
  • adjective of a liquid, having turned partially or fully to vinegar.

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

  • adjective having a sour disposition; ill-tempered
  • adjective tasting or smelling like vinegar


from Wiktionary, Creative Commons Attribution/Share-Alike License

vinegar +‎ -y


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