let (one) have it

let (one) have it

To verbally attack or strongly reprimand one. When the boss finds out that I was responsible for this printing error, he's really going to let me have it.
See also: have, let

let me have it

Tell me the (typically bad) news or information. A: "We've got our financial reports for the last quarter." B: "OK, let me have it. It sure couldn't be worse than the last one." A: "Dan, there's something I need to talk to you about, but I don't know how to go about it." B: "It's all right, Tom. Just let me have it."
See also: have, let
Farlex Dictionary of Idioms.

let someone have it (with both barrels)

Fig. to strike someone or attack someone verbally. (With both barrels intensifies the phrase; it alludes to firing a double-barreled shotgun.) I really let Tom have it with both barrels. I told him he had better not do that again if he knows what's good for him. Bob was really angry and let John have it—with both barrels.
See also: have, let

Let me have it!

 and Let's have it!
Inf. Tell me the news. Bill: I'm afraid there's some bad news. Bob: Okay. Let me have it! Bill: The plans we made did away with your job. Bob: What? John: I didn't want to be the one to tell you this. Bob: What is it? Let's have it!
See also: have, let
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

let somebody ˈhave it

(spoken, informal) punish somebody or speak to them very angrily: She annoyed me so much that I let her have it. Dad will let you have it when he sees that mess.
See also: have, let, somebody
Farlex Partner Idioms Dictionary

let (someone) have it

Informal
1. To beat, strike, or shoot at someone.
2. To scold or punish.
See also: have, let
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • let have it
  • let me have it
  • Let me have it!
  • let somebody have it
  • jump all over
  • jump all over (one)
  • jump all over someone
  • drag (one) over the coals
  • haul (someone) over the coals
  • haul somebody over the coals