Sedan CHAIR, a vehicle supported by poles, wherein persons are carried; borne by two men. There are 200 chairs allowed by act of parliament: and no person is obliged to pay for a hackney chair more than the rate allowed by the act for a hackney coach driven two-third parts of the said distance. 9. Ann. c. 23. § 8. Their number is since increased by 10 Ann. c. 19. and 12 Geo. I. c. 12. to 400. See Hackney COACHES.