A sheet of durable smooth material that is placed on a floor space occupied by a chair (typically one equipped with casters) to prevent undue wear.

plural of chair mat

A chair with a high back from which project small side pieces, originally to protect from draught

A deep chair having a semicircular form

plural of deck chair

(US, historical) A small cage in the shape of a chair, designed to restrain a victim and put them on display.

A small litter or palanquin, seating a single person, often borne on two poles and carried by two people.

A chair designed for outdoor use, on porches, decks and patios, frequently as part of a set with an umbrella-shade-equipped table / A seat that can fold up for moving around.

A lightweight folding chair used by campers.

A special chair designed to provide comfort and protection from sun, wind, rain, and sand on beaches frequented by tourists.