As a result, he developed a buckle that used a roller to fasten a belt without puncturing it.

Latches in seatbelts typically fasten the belt which constrains the occupant to the body of the car.

Those who find such sums morally offensive had better fasten their belts.

Please keep your seat belt fastened until the plane has come to a complete standstill.

Even those inside the industry concede that investors will have to keep their seat belts fastened.