Copy that vs Will do

When to use each in English, with meaning, register, and examples.

Copy that

InformalTop 2,000 (common)

Will do

 Copy thatWill do
Pronunciation🇬🇧 //ˈkɒpi θæt//🇺🇸 //ˈkɑpi θæt//
MeaningI understand you or I will do that.
ExampleWhen you’re ready, just say 'copy that'.-
RegisterInformal-
How commonTop 2,000 (common)-
Collocationscopy that, over, copy that, roger, copy that, understood-
Antonymsignore that, disregard that, neglect that-
Common mistakesUsing in formal contexts., Confusing with 'copy' as a verb., Not responding after saying 'copy that'.-
Usage notesUsed to acknowledge understanding in casual conversations, often in radio communication. Avoid in formal writing or speeches.-

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Copy that
Will do

Frequently asked questions: Copy that vs Will do

What's the difference between Copy that and Will do?

Copy that: I understand you or I will do that. Will do:

Can I use Copy that and Will do interchangeably?

Not always. Copy that and Will do are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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