lunge at (someone or something) To leap toward someone or something, especially with the intent of grabbing, attacking, or striking them or it.

lunge at (someone or something) To leap toward someone or something, especially with the intent of grabbing, attacking, or striking them or it. The criminal lunged at the police officer with a knife, but the cop was able to subdue him without difficulty.

to move forward suddenly and with force, especially in order to attack someone: He suddenly lunged at her with a broken bottle.