To repair, as something broken, defaced, deranged, or worn; make whole or fit for use; restore to a sound or serviceable condition: as, to mend shoes or clothes, a wall or a road.To correct or reform; make or set right; bring to a proper state or condition: as, to mend one's ways, health, or fortune; that will not mend the matter.To improve; make better in any way; help, further, better, advance in value or consideration, etc.To improve upon; add to; surpass or outdo: as, to mend one's shot (that is, to make a better one).To grow or do better; improve; act or behave better.n. Amendment; improvement; course of improvement; way to recoversy: as, to be on the mend (said especially of a person recovering from illness).