do tell

Idioms  

1. A phrase used to express surprise about something, as in Jane's getting married again? Do tell. This expression does not necessarily ask the speaker to provide more details but merely expresses one's astonishment. [Colloquial; first half of 1800] For a synonym, see you don't say.

---

Example Sentences

My delegation dial—the level of input you need to provide—consists of five notches: “do,” “tell,” “teach,” “coach” and “safety net.”

From The Wall Street Journal

Sometimes I get told I shouldn't and sometimes I probably do tell too much, or reveal too much, and people can see vulnerabilities in that and so forth.

From BBC

“Have you tried to discover their origins, then? Do tell us what you have learned,” he murmured.

From Literature

“Should you ever see Mr. Harley-Dickinson again,” the judge said smoothly, “do tell him I wish him all the best, and trust this incident will serve as a valuable lesson. By the way, are you feeling well, Miss Lumley?”

From Literature

Lastly, in the event that you do tell a colleague “maybe,” it is a good idea to give a definitive answer as soon as possible.

From The Wall Street Journal