v.1. To embed something by penetrating some surface: The builders laid the first stones into the ground for a foundation yesterday. The ceremony started when a stake was laid into the soil.
2. To begin to penetrate or undertake something, especially resolutely: The ceremony started when the dignitary laid into the soil with a shovel. I sat down and laid into my work right away.
3. To scold someone sharply: The sergeant laid into the private for being late.
4. To attack someone physically; beat someone up: They punched me on the chin and then really laid into me.