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English definition of “let”

let

verb [T]     /let/ (present participle letting, past tense and past participle let)
ALLOW B1 to allow someone to do something, or to allow something to happen : Let them play outside . Don't let the camera get wet . It's best to let nature take its course . We let a whole year go by before we tried again.Allowing and permitting
let sb/sth in/past/through, etc B2 to allow someone or something to move to a particular place : They won't let us past the gate . I won't let him near my children . The roof lets in a lot of rain .Allowing and permittingGeneral words for movement
let's A2 something that you say when you are making a suggestion : Let's eat out tonight . Let's not bother with the washing-up .Suggestions and proposals
let me/us something that you say when you are offering to help someone: Let me carry your cases .Polite expressionsHelping and co-operating
BUILDING If you let a building or part of a building , you allow someone to live there and they give you money : I let the top floor of my house to a student .Mortgages and real estateRenting, hiring and hire purchase in general Renting propertyRenting propertyMortgages and real estateRenting, hiring and hire purchase in general
Let's see/Let me see something that you say when you are trying to remember something or calculate something: Let's see - there are five people and only three beds . It must have been - let me see - three years ago.InterjectionsSounds used as interjections
Let's say something that you say when you are suggesting a possible situation or action : Let's say you manage to sell half the books . Let's say we'll meet back here in an hour .Suggestions and proposals
let sb know (sth) A2 to tell someone something: [+ question word] I'll let you know when we've fixed a date for the meeting .Announcing, informing and stating
let (sth) go to stop holding something: I let go of the rope . You have to let the handle go.Falling and droppingMoving downwards
let yourself go to allow yourself to become less attractive or healthy : It's easy to let yourself go when you're pregnant .Deteriorating and making worse to relax completely and enjoy yourself: It's a party - let yourself go!Calming and relaxing
let's face it something that you say when the truth is unpleasant but must be accepted : Let's face it, we're not getting any younger .Honesty, openness and sincerity
→ See also let the cat out of the bag, let your hair down, get/let sb off the hook, let off steam, let alone, let sb down, let sb in, let yourself in for sth, let sb off, let on, let sb/sth out, let up
(Definition of let verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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