WordLens

let in

1 of 1verb
/ˈlɛt ɪn/
Forms:lets in,letting in,let in,let in
1

to let something or someone enter a place

A2transitive
  • I forgot my keys and had to wait for my roommate to let me in.
  • Please let in some fresh air, the room is stuffy.
  • She refused to let in the stranger at the door.
  • The bouncer didn't let us in because the club was full.
  • They didn't let him in because he forgot his ID.
Antonyms:
2

to permit the passage of water, air, or light through a hole or opening in something

transitive
  • The leaky roof let in the rain, causing water damage to the ceiling and walls.
  • The drafty windows let in the cold air, making the room uncomfortable on a chilly night.
  • The thin curtains let in the sunlight, creating a warm and inviting atmosphere in the living room.
  • The breathable fabric of the hiking jacket lets in air, preventing overheating and promoting comfort during strenuous activities.