plural of seat-belt

plural of seat belt

A restraining belt attached to a vehicle seat and fastened around occupants in order to keep them in place and decelerate them smoothly rather than suddenly in an accident, mitigating the risk of injury from uncontrolled impact with injurious objects.

Alternative spelling of seat belt

(medicine) Injury produced by a seat belt, (especially) severe internal injuries to abdominal organs resulting from the body folding over or flailing about a lap belt in the absence of the upper-body restraint provided by a shoulder belt.

Politely asks someone in a vehicle to put on their seat belt.