"To parry an attack" means to defend or deflect an incoming attack, like in a fight or a game, by using a countermove to avoid getting hit or harmed. Full definition
Once a combatant has reached one of the cardinal directions, players press a corresponding DualShock 4 button to parry the attack in time to the tempo of the game's music. (tech-gaming.com)
But Kaine was unable, with Pence successfully parrying his attacks as the debate dissolved into a string of interruptions and contradictions with each of the candidates peppering the other with rhetoric but neither landing a knockout. (nystateofpolitics.com)
Miller easily parried every attack by the lawyer for the intelligent design side. (scientificamerican.com)