let somebody 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 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