Full-width seat that takes two or three people on the same cushion.
a great place to sit while
A bench seat is piece of wood that's mounted across the width of an inflatable boat, usually just back of the middle in such a position to allow someone to sit and comfortably row the boat.
An upholstery feature in which the seat of a sofa, loveseat or settee is made of only one cushion rather than two or more. The complete seating space is a single unit.
The traditional seat installed in American automobiles was the bench seat. This seat featured a continuous pad running the full width of the cabin. This typically allowed three people to sit abreast.