1.VerbUsed to form the cohortative of verbs, equivalent of the first-person plural imperative in some other languages."Let’s eat lunch sometime, shall we?; I say let’s dance.; Let's buy a bottle of champagne if Mom comes, we’ll wait and see.; Let's go for a walk, shall we? -Sure, let’s."
2.VerbUsed to form the hortative of verbs, equivalent of the second-person plural imperative in some other languages, chiefly instructional"Let’s make sure we don’t forget proper punctuation, let's not let those mistakes happen again.; Hey guys, let’s check to make sure that we proofread.; Y’all, let’s stop talking please, y’all are driving me up the wall!"