From bed and board

Related to From bed and board: room and board
(Law) a phrase applied to a separation by partial divorce of man and wife, without dissolving the bonds of matrimony. If such a divorce (now commonly called a judicial separation) be granted at the instance of the wife, she may have alimony.

See also: Bed

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.