1. To slow down; diminish: didn't let up in their efforts. 2. To become less severe or intense: The rain let up. 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: … To let is to allow or permit. If you don't prevent your little brother from jumping off the roof into a pile of leaves, you let him do it. How to use the LET function in Excel to name values inside a formula. Covers syntax and examples with text functions and grading formulas. Let us is used in all varieties of speech and writing to introduce a suggestion or a request: Let us consider all the facts before deciding. The contracted form let's occurs mostly in informal speech and writing: Let's go. To use the LET function in Excel, you define pairs of names and associated values, and a calculation that uses them all. You must define at least one name/value pair (a variable), and LET supports up to 126. Contact LET Privacy Policy Terms And Conditions Competition T&C’s Careers Ladies European Golf Venture Limited, a private limited company registered in England Registration number: 12352756 – VAT registration GB 340 4610 40 Registered Office: Buckinghamshire Golf Club, Denham Court Dr. Buckinghamshire, United Kingdom UB9 5PG Powering Websites, Contact LET Privacy Policy Terms And Conditions Competition T&C’s Careers Ladies European Golf Venture Limited, a private limited company registered in England Registration number: 12352756 – VAT registration GB 340 4610 40 Registered Office: Buckinghamshire Golf Club, Denham Court Dr. Buckinghamshire, United Kingdom UB9 5PG Powering Websites, This disambiguation page lists articles associated with the title Let. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.