1. A hole for the escape of gas or air
   "The engineers designed vents in the machinery to prevent overheating";
   - venthole, vent-hole, blowhole
    
2. A fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt
   "Steam rose from the active vent on the volcano's slope";
   - volcano
    
3. A slit in a garment (as in the back seam of a jacket)
   "The tailor added a vent to the suit jacket for better mobility"
    
4. Activity that frees or expresses creative energy or emotion
   "he gave vent to his anger";
   - release, outlet
    
5. External opening of urinary or genital system of a lower vertebrate
   "The researcher examined the vent of the fish to determine its sex"

1. Give expression or utterance to
   "She vented her anger"; "The graduates gave vent to cheers";
   - ventilate, give vent
    
2. Let in fresh air to replace the current air
   "vent the smoke-filled rooms";
   - ventilate, air out, air

Derived forms: vents, venting, vented

Type of: activity, cleft, crack, crevice, evince [formal], express, fissure, freshen, hole, opening, orifice, porta, refresh, scissure, show, slit

Part of: air duct, air passage, airway

Encyclopedia: Vent