Discharge may refer to:

• A military discharge, issued when a member of the armed forces is released from service.
• Termination of employment.
• A patient discharge, when a patient leaves a hospital after his or her medical treatment is completed.
• An electrostatic or corona discharge, types of electrical current flow.
• Partial discharge, a temporary breakdown of electrical insulation.
• The average discharge of a river, meaning the amount of water flowing through the river.
• Effluent released into a river or sea.
• The British punk rock band Discharge.
• A bankruptcy discharge, the injunction that bars acts to enforce certain debts.
• Vaginal discharge, a normal occurrence for some women during their menstrual cycle, or a medical sign of many conditions including endometrial cancer, yeast infections, and some STDs.
• The process in which the European Parliament accepts other European Union institutions' accounts.