let in
A2 neutral separable transitive
In simple words
To open the door or make space for someone or something to come inside.
Literal meaning: To open a door or create a gap so something can come in.
Meanings
1 A2 neutral
To open a door or barrier to allow a person to enter.
"Could you let the guests in? I'm still getting ready."
Grammar: separable
2 A2 neutral
To allow light, water, air, or another substance to pass through a gap or material.
"The old roof was letting in rain every time there was a storm."
Grammar: inseparable
3 B1 neutral
To admit someone to a school, club, or organisation.
"She was let in to the prestigious acting school on her second application."
Grammar: separable
Usage notes
Very common in everyday speech. Used literally for opening doors and figuratively for admitting someone to a group, secret, or experience. Also used when a material allows light or water through.
Commonly used with
light cold air guest visitor stranger water
Forms
Base
let in
I/you/we/they
3rd person
lets in
he/she/it
Past simple
let in
yesterday
Past participle
let in
have + pp
-ing form
letting in
continuous
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Synonyms
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