1.Definition: a fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt

Related Noun(s):volcano

Category: Objects

2.Definition: a hole for the escape of gas or air

Related Noun(s):blowhole, venthole

Category: Objects

3.Definition: a slit in a garment (as in the back seam of a jacket)

Category: Objects

4.Definition: activity that frees or expresses creative energy or emotion

"She had no other outlet for her feelings", "He gave vent to his anger"

Related Noun(s):outlet, release

Category: General