hire, let, lease, rent, charter mean to engage or grant for use at a price. hire and let, strictly speaking, are complementary terms, hire implying the act of engaging or taking for use and let the granting of use.

Let us is the first person plural imperative, which we only use in very formal situations. Let’s is the short form, which we often use to make suggestions which include ourselves: …

1. To slow down; diminish: didn't let up in their efforts. 2. To become less severe or intense: The rain let up.

You say let's or, in formal English, let us, when you are making a suggestion that involves both you and the person you are talking to, or when you are agreeing to a suggestion of this kind. I'm bored. Let's go home.

I have one let down town and two lets in the suburbs. Let's. "Let's" (with an apostrophe) is a contraction of "let us," which is similar in meaning to "we should." For example: Let's go! Let's bring the washing in before dinner. More about "Lets" and "Lets" The word "let" has several meanings. It can be a noun or a verb.