improper, inappropriate, or bad behavior.

Also especially British, mis·be·hav·iour.

Origin of misbehavior

First recorded in 1480–90; mis-1 + behavior
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for misbehavior

Contemporary Examples of misbehavior

Historical Examples of misbehavior

  • After what she had said about his misbehavior, the reader will guess what made me say this.

    The Memoires of Casanova, Complete

    Jacques Casanova de Seingalt

  • To create a forfeiture, his misbehavior must be gross and aggravated.

    The Seaman's Friend

    Richard Henry Dana

  • The misbehavior of Germany is no excuse for rebuking the liberty of France.

  • To be honest, I had hardly thought about my misbehavior since then.

    Brenda's Ward

    Helen Leah Reed

  • Katharine, moreover, was unable to decide what she thought of Cyril's misbehavior.

    Night and Day

    Virginia Woolf

Word Origin and History for misbehavior

also misbehaviour, late 15c., from mis- (1) + behavior.

Online Etymology Dictionary, © 2010 Douglas Harper