Definition of vents:
(n) :
An opening through which gases, especially air, can pass.
(n) :
A small aperture.
(n) :
An opening in a volcano from which lava or gas flows.
(n) :
A rant; a long session of expressing verbal frustration.
(n) :
The excretory opening of lower orders of vertebrates; cloaca.
(n) :
A slit in the seam of a garment.