<p><strong>Noun:</strong></p><ul><li>improper or wrong behavior: Numerous accusations of sexual misconduct have blighted his campaign.</li><li>Her license was revoked for professional misconduct and poor professional performance.</li><li>Synonyms: misstep, misdeed, misbehavior, wrongdoing</li><li>unlawful behavior by an official in regard to their office, or by a person in the administration of justice, such as a lawyer, witness, or juror; malfeasance: A complaint was filed against the prosecutor, alleging misconduct in the case.</li></ul><p><strong>Verb:</strong></p><ul><li>(used with object) to mismanage.</li><li>to misbehave (oneself).</li></ul>