fight back (third-person singular simple present fights back, present participle fought back, simple past and past participle fought back)
- (intransitive) to defend oneself by fighting.
- (intransitive) to counterattack; to resist an attack.
- (transitive) to repress; to struggle to repress.
- She tried to fight back her laughter.
- (intransitive, in sports) to overturn a losing deficit.