take turns (MAINLY UK take it in turn(s))
When a number of people take turns, they do the same thing one after the other:
We take turns to answer the phone.

[TahlilGaran] Advanced Learner's Dictionary ▲

take turns
take turns (doing something)
to do something one person after another.
The mothers in our group take turns driving the children to school.

When they play on the swings, we try to make sure the kids take turns.

[TahlilGaran] English Idioms Dictionary ▲

take turns
to do something alternately with others
We had to take turns using the dictionary because there was only one.

[TahlilGaran] English Idioms Dictionary ▲

take turns
v. phr. To do something one after another instead of doing it all at the same time.
In class we should not talk all at the same time; we should take turns.
Jean and Beth took turns on the swing.
The two boys took turns at digging the hole.
The three men took turns driving so one would not be too tired.

[TahlilGaran] English Idioms Dictionary ▲