broad as a barn door

(as) broad as a barn door

Very wide. Your mattress is as broad as a barn door—there's no way you'll fit it in that room!
See also: barn, broad, door

*broad as a barn door

very broad or wide. (*Also: as ~.) Jim's backside is as broad as a barn door. The weight lifter's chest is broad as a barn door.
See also: barn, broad, door