lock in Meaning, Definition & Usage

  1. verb close with or as if with a tight seal
    seal in.
    • This vacuum pack locks in the flavor!
  2. verb place in a place where something cannot be removed or someone cannot escape
    lock up; shut up; lock; put away; shut away; lock away.
    • The parents locked her daughter up for the weekend
    • She locked her jewels in the safe

WordNet