Also found in: Dictionary, Thesaurus, Medical, Legal, Encyclopedia.
fly at someone or something
to attack someone or something suddenly and violently. The angry bird flew at its attacker. She flew at him, threatening to scratch his eyes out.
Attack fiercely, assault. For example, The dogs flew at each other's throats. [Late 1500s]
To attack something or someone fiercely; assault someone or something: The dogs flew at each other's throats. My roommate flew at me in a fit of rage and ripped the letter from my hands.