strawbed noun2 •A mattress made of dry straw in a cloth sack, often used beneath a featherbed or other softer mattress.The lying-in woman was not allowed to lie in bed, but a strawbed was prepared for her on the floor. — 1946 •Childbirth.It grows profusely in the Bahamas. It is used for "building up men's energy and body" and as a sponge bath for women, "after they come out of strawbed". — 1969 formsstrawbeds