ventilate /ˈvɛntɪleɪt/verb 9forms 3 verb9 •To replace stale or noxious air with fresh. •To circulate air through a building, etc. •To expose something to the circulation of fresh air. •To expose something to public examination or discussion. •To provide manual or mechanical breathing to (a patient). •To breathe. •To provide with a vent. •(slang) To shoot with a firearm; to pierce with bullets.If we went in and there was no burglar, and we got into a shooting with the homeowner and ventilated him, that would be a little difficult to explain. — 2010 •(slang) To stab (a person).What I learned on the bus that night was that I didn't want to be "ventilated" (stabbed), raped by one of the "Cheetos" (gay men), or beaten to a pulp […] — 2020 formsventilated · ventilating · ventilates