unprofessional

adjective

Meaning

Failing to meet the standards of behavior, ethics, or competence expected in a specific field of work.

Examples

  • His unprofessional conduct during the board meeting resulted in a formal reprimand from the director.
  • It was completely unprofessional of the manager to discuss private employee salaries in the breakroom.

Synonyms: rude, improper, incompetent, unethical