To unload; disburden; free from a charge or load: as, to discharge a ship by removing the cargo, a bow by releasing the arrow, a gun by firing it off, a Leyden jar by connecting its inner and outer coatings, etc.To remove, emit, or transfer; clear out or off; send off or away.To give vent to; cause or allow to pass off; send or throw out; emit: as, a pipe discharges water; an ulcer discharges pus; this medicine will discharge bad humors from the blood; he discharged his fury upon the nearest object.To send forth by propulsion; let drive: as, to discharge a shot from a gun, or a blow upon a person's head.To clear off by payment, settlement, or performance; settle up; consummate: as, to discharge a debt or an obligation.To pay or settle for; satisfy a demand or an obligation for.To set free; dismiss; absolve; release from accusation, restraint, obligation, duty, or service: as, to discharge a prisoner, a debtor, a jury, a servant, etc.; to discharge one's conscience of duty; to discharge the mind of business.To carry on, as an obligatory course of action; perform the functions of, as an employment or office; execute; fulfil: as, to discharge the duties of a sheriff or of a priest; to discharge a trust.To clear one's self of, as by explanation; account for.In dyeing, to free from the dye.In calico-or other cloth-printing, to free (the cloth) from the color in the places where the figure is to appear.To remove (the color). See discharge style, below.In silk-manuf., to deprive (silk) of (its) external covering, the silk-glue.To throw off a burden.To deliver a load or charge: as, the troops loaded and discharged with great rapidity.To blur or run: as, the lines of an india-ink drawing are liable to discharge if gone over with a wash of water-color.n. The act of unloading or disburdening; relief from a burden or charge: as, the discharge of a ship.n. Specifically The act of firing a missile weapon, as a bow by drawing and releasing the string, or a gun by exploding the charge of powder.n. The act of removing or taking away; removal, as of a burden or load, by physical means, or by settlement, payment, fulfilment, etc.: as, the discharge of a cargo, of a debt, or of an obligation.n. A flowing out; emission; vent: as, the discharge of water from a river or from an orifice, of blood from a wound, of lightning from a cloud.n. The act of freeing; dismissal; release or dismissal from accusation, restraint, obligation, duty, or service; also, a certificate of such release or dismissal: as, the discharge of a prisoner, of a debtor, or of a servant.n. The rate of flowing out: as, the discharge is 100 gallons a minute.n. That which is thrown out; matter emitted: as, a thin serous discharge; a purulent discharge.n. Performance; execution: as, a good man is faithful in the discharge of his duties.n. In dyeing, a compound, as chlorid of lime, which has the property of bleaching, or taking away the color already communicated to a fabric, by which means white patterns are produced on colored grounds.In law, to make an end of; annul; cancel: as, to discharge a rule to show cause.