Graft1  —n. 1 bot. A shoot or scion inserted into a slit of stock, from which it receives sap. B place where a graft is inserted. 2 surgery piece of living tissue, organ, etc., transplanted surgically. 3 slang hard work. —v. 1 (often foll. By into, on, together, etc.) Insert (a scion) as a graft. 2 transplant (living tissue). 3 (foll. By in, on) insert or fix (a thing) permanently to another. 4 slang work hard. [greek graphion stylus]