an opening that allows air, gas, or liquid to pass out of or into a confined space

remove any debris blocking the vents

the release or expression of a strong emotion, energy, etc.

children give vent to their anger in various ways

give free expression to (a strong emotion)

he's been venting his frustration on social media

sorry for this little rant. I just needed to vent

provide with an outlet for air, gas, or liquid

tumble-dryers must be vented to the outside

an opening or slit in a garment, especially in the lower part of the seam at the back of a coat