sash /sæʃ/noun 6verb 2forms 3 noun6 •A piece of cloth designed to be worn around the waist. •A decorative length of cloth worn over the shoulder to the opposite hip, often for ceremonial or other formal occasions. •The opening part of a window, usually containing the glass panes; either hinged to the jamb, or sliding up and down as in a sash window.One Morning he pulls off his Diamond Ring, and vvrites upon the Glass of the Sash in my Chamber this Line, You I Love, and you alone. — 1722 •A window-like part of a fume hood which can be moved up and down in order to create a barrier between chemicals and people.Each hood is equipped with two sliding sashes, glazed with polished plate wire-glass; […] — 1915 •A draggable vertical or horizontal bar used to adjust the relative sizes of two adjacent windows. •The rectangular frame in which the saw is strained and by which it is carried up and down with a reciprocating motion; the gate. verb2 •To adorn with a sash. •To furnish with a sash.The old Bow-windows he will have preserv'd, but will not have them sash’d, — 1741 formssashed · sashing · sashes