To support by a shore or shores; to prop; usually with up; as, to shore up a building
(Jane) Sir Thomas More says, She was well-born, honestly brought up, and married somewhat too soon to a wealthy yeoman The tragedy of Jane Shore is by Nicholas Rowe
A prop, as a timber, placed as a brace or support against the side of a building or other structure; a prop placed beneath anything, as a beam, to prevent it from sinking or sagging