To break into pieces violently or noisily. He accidentally smashed the vase when he knocked it off the table.
To hit something with great force. The boxer smashed his opponent with a powerful right hook.
To defeat or destroy completely. The team smashed their rivals in the championship game.
To move with great speed and force. The car smashed through the barrier and skidded to a halt.
To crush or grind something into a pulp or powder. She smashed the garlic cloves with the flat side of the knife.