turn and turn about

English

Adverb

turn and turn about (not comparable)

1. By equal alternating periods of service or duty; by turns.
   • 1942 May-June, “Notes and News: War and the American Railways”, in Railway Magazine, page 185:

     [...] the three streamliners, still on their 29½ hr. schedule, start at 9.40 a.m., also turn-and-turn-about, and so arranged that the 9.0 and 9.40 a.m. departures are by different routes each day; [...].

References

• “turn and turn about”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.