What is vent meaning?

Vent can refer to a physical opening or passage that allows air, gas, or liquid to escape or enter an enclosed space. It can also refer to a means of giving expression or release to strong emotions or feelings. In the context of plumbing and HVAC systems, vents are used to ensure efficient flow of air or gases, prevent harmful build-up of pressure, and regulate temperature. In the medical field, a vent or ventilation system may be used to help people breathe with the use of a mechanical ventilator. In an informal sense, venting can also refer to the act of complaining or expressing frustration or anger in order to relieve stress or tension.