Building. Originally: an external angle of a wall; an outer corner of a building. Subsequently also: any of the stones or bricks serving to form…

the plinth or projecting course resting on the foundation of a wall; an earth-table.

Architecture. The part of an interior wall that projects to surround a chimney; = chimney-breast n. at chimney, n. compounds 2.

A horizontal timber at the top or bottom of a screen or partition. Cf. patten, n. 4.

Curvature or overhang built into a wall; an instance of this. Obsolete. rare.

Architecture. The part of a wall between a window and the floor. Also in breast moulding: moulded work or decoration on this part of a wall.

Architecture and Building. A horizontal or sloping break or ledge on the face of a wall, etc., formed where the portion above is less thick than…

In various technical uses. Architecture. The brickwork or masonry forming the breast of a chimney.

Part of a structure. Building. The lowest course of masonry of a wall or similar structure.

Architecture. A long horizontal load-bearing beam which forms part of the wall of a building, esp. one which supports the wall over an opening such…

a covered channel round the external walls of a building to prevent damp.

that projecting part of the wall which is between the chimney-flue and the room.

the top of a wall, esp. of a house-wall; also the space on the top of a wall between the roof-beams, used as a receptacle or shelf; also attributive.