Definition of acting out in English:

acting out

noun

  • 1Psychiatry
    The action or an act of translating something into action; (Psychoanalysis) the action or an act of expressing repressed or unconscious feelings in overt behaviour. Compare to act out.

  • 2The action of behaving badly or antisocially as a deliberate response to an unwelcome or distressing situation. Compare to act out.

Origin

Mid 19th century. From acting + out, after to act out.

Pronunciation:

acting out

/ˌaktɪŋ ˈaʊt/