kill two birds with one stone
Upper Intermediate (B2)informal
Do two things at once.
"I'll kill two birds with one stone by meeting the client near the airport before my flight."
Hear it in context

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Abroad in Japan · 35:30
Kill two birds with one stone.

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Kill two birds with one stone.

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to kill two birds with one stone:

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Economics Explained · 14:16
and managed to kill two birds with one stone.

LIVE Car Talk + Q&A Ep. 191 - Matt Maran Motoring
Matt Maran Motoring · 105:28
you kind of kill two birds with one stone.