countable an occasion when you go somewhere and come back againa fishing/camping/sightseeing trip
trip to: a trip to Brazil
a bus/train/boat trip: The boat trip down the Amazon was great.
a business/fishing/shopping trip: He’s just returned from a fishing trip to Canada.
a trip abroad/overseas: My parents are planning their first trip abroad.
make/undertake a trip: I make about 20 business trips a year.
go on/take a trip (=go somewhere for pleasure): The whole family went on a trip to Hawaii.
a day trip (=when you go somewhere and come back again on the same day): a day trip to New Orleans