let us (do something)

let us (do something)

The full, formal way of saying "let's do something." Let us retire for now, gentlemen. We shall return to the issue in the morning. Let us all take a moment to reflect upon the man that David was in life, and how greatly he will be missed in death.
See also: let
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

Let us do something.

We will do something [together]. Let us go in peace. Let us bow our heads in prayer.
See also: let
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
See also: