
To cause to yield under interrogation or other pressure. She cracked him over the head with her handbag. You'll need a hammer to crack a black walnut. To break open or crush to small pieces by impact or stress. "I would too, with a face like that," she cracked. His voice finally cracked when he was fourteen.
(of a pubescent boy's voice) To alternate between high and low register in the process of eventually lowering. (of a voice) To change rapidly in register. The bat cracked with authority and the ball went for six.
When we showed him the pictures of the murder scene, he cracked. To break down or yield, especially under interrogation or torture.
Anyone would crack after being hounded like that. To become debilitated by psychological pressure.When I tried to stand on the chair, it cracked. It's been so dry, the ground is starting to crack.