Phrasal verbs with let
The most common expressions with let express allowing for something or movements.
He let me stay. She let a cat in/out.
There some more advanced phrasal verbs, fixed expression and idioms.
to tell other people about something that you know, especially when it is a secret:
I suspect he knows more than he's letting on.
If bad weather or an unpleasant situation lets up, it stops or improves:
When the rain lets up we'll go for a walk.
to stop doing something that you have been doing continuously or in a determined way:
Neil spent the entire evening moaning about his job - he just wouldn't let up.
The police insist that they are not letting up on their campaign against drugs.
When something that people go to, such as school or a show, lets out, it ends and everyone leaves:
When does school let out for the summer?
Let sb off
to not punish someone who has committed a crime or done something wrong, or to not punish them severely:
Instead of a prison sentence they were let off with a fine.
You won't be let off so lightly (= you will be punished more severely)the next time.
Let sth off
to fire a gun, or to make something such as a bomb or fireworks explode:
Don't let off fireworks near the house.
Let sth out
to cause something to come out:
He let the air out of the balloon.
She let out a scream (= she made this noise).
to make a piece of clothing wider by removing the sewing from the sides and sewing closer to the edge of the material:
These trousers are too tight - I'm going to have to let them out.
Let sth down
If you let down a piece of clothing, you make it longer:
My trousers shrank in the wash so I let them down.
If you let down something filled with air, you cause the air to go out of it:
Someone let my tyres down while I was at the gym.
Let sth into sth
to put something into a flat surface so that it does not stick out:
A skylight had been let into the roof.
Let somebody in on something
to tell someone about something that is secret, or to allow someone to become involved in something that only very few people are involved in:
Debbie agreed to let me in on her plans.
let something drop (or fall)
Casually reveal a piece of information:
from the things he let drop I think there was a woman in his life
let someone have it
Attack someone physically or verbally:
I really let him have it for worrying me so much.
Let the chips fall where they may.
Prov. Let something happen regardless of the consequences and no matter what happens.
I'm going to tell Ellen the truth about her husband, let the chips fall where they may. Kathy decided to risk her money on the investment, and let the chips fall where they may.
Let the cobbler stick to his last.
Prov. Do not advise someone in matters outside your area of expertise. Whenever Ted, who is a lawyer, tried to give Bob suggestions about how to write his novel, Bob would say, "Let the cobbler stick to his last." Bill: I don't think you should put so much oregano in the spaghetti sauce. Nancy: You're a construction worker, not a chef. Let the cobbler stick to his last.