- safety belt, life belt, safety harness - belt attaching you to some object as a restraint in order to prevent you from getting hurt
--1 is a kind of belt; restraint, constraint
--1 has particulars: seat belt - life buoy, lifesaver, life belt, life ring - a life preserver in the form of a ring of buoyant material
--2 is a kind of life preserver, preserver, flotation device
--2 has particulars: breeches buoy