Definitions
1.VerbTo replace stale or noxious air with fresh.
2.VerbTo circulate air through a building, etc.
3.VerbTo provide with a vent.
4.VerbTo expose something to the circulation of fresh air.
5.VerbTo expose something to public examination or discussion.
6.VerbTo provide manual or mechanical breathing to (a patient).
7.VerbTo breathe.
8.VerbTo shoot with a firearm; to pierce with bullets.