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Definition of "mayn't" []

  • Contraction of may not. See Usage Note at can1. (noun-possessive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "mayn't" in a sentence
  • ""Papa, if Steve ever comes to the United States, mayn't he come and see us some time?""
  • "We kind of, almost, pretty much, but might not really know for sure: unless Congress agrees to raise the debt ceiling by Aug. 2, America's authority to borrow money will expire, and the government may or mayn't shut down."
  • "We must smash when the fighting starts -- but we mayn't miss!"
Words like "mayn't"