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

  • intransitive verb To behave badly.
  • intransitive verb To behave (oneself) in an inappropriate way.

from The Century Dictionary.

  • To behave ill; conduct one's self improperly or indecorously.
  • To conduct (one's self) ill: with the reflexive pronouns: as, he misbehaved himself.

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

  • verb To behave ill; to conduct one's self improperly; -- often used with a reciprocal pronoun.

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

  • verb to act or behave in an inappropriate, improper, incorrect, or unexpected manner.

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

  • verb behave badly


from Wiktionary, Creative Commons Attribution/Share-Alike License

mis- +‎ behave


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  • "I aim to misbehave." - Mal, "Serenity"

    December 18, 2007