buckle up

Idioms  

1. Fasten a seat belt, as in All the children must learn to buckle up as soon as they get in a car. This term came into wide use in the second half of the 1900s, when seat belts became mandatory automobile equipment. Earlier they had been used mainly in airplanes.

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Example Sentences

"Time for us all to buckle up and get ready for the ride," said Key when he appointed McCullum in 2022.

From BBC

“He said yes, so it was like, ‘Let’s buckle up and go on this weird journey together.’”

From Los Angeles Times

Yet if the first month of 2026 can be any guide to the rest of the year, investors might want to buckle up.

From MarketWatch

Well, buckle up, buttercup, because here you’ll find an assortment of day hikes and weekend camping ideas that will have you filing for vacation before you realize you’re typing an email to your boss.

From Los Angeles Times

When she buckled up in her Volvo sedan, she would say something like this:

From MarketWatch