(round trips)
1.
If you make a round trip, you travel to a place and then back again.
The train operates the 2,400-mile round trip once a week.
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2.
A
round-trip ticket is a ticket for a train, bus, or plane that allows you to travel to a particular place and then back again. (
AM; in BRIT, use return
)
Mexicana Airlines has announced cheaper round-trip tickets between Los Angeles and cities it serves in Mexico.
ADJ: ADJ n