run around
US /rʌn əˈraʊnd/
UK /rʌn əˈraʊnd/

1.
to be very busy doing many different things
:
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I've been running around all day, trying to get everything done.
•
She's always running around after her kids.
2.
to behave in an uncontrolled or irresponsible way
:
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The kids were running around, making a lot of noise.
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Don't just run around, focus on your tasks.