Question 1

What does "shut down" mean?

Accepted Answer

To stop a machine, computer, or system from operating.

Question 2

How do you use "shut down" in a sentence?

Accepted Answer

Please shut down your computer before you leave the office tonight.

Question 3

Is "shut down" formal or informal?

Accepted Answer

"shut down" is register-neutral — appropriate in both casual and formal contexts. Extremely common in technology (shut down a computer), business (the factory shut down), and government (government shutdown). Can be transitive ('the company shut down the factory') or intransitive ('the system shut down'). Also used figuratively to mean silencing someone.

shut down

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