1. (n.) To eject the contents of the stomach by the mouth; to puke; to spew.

2. (v. t.) To throw up; to eject from the stomach through the mouth; to disgorge; to puke; to spew out; -- often followed by up or out.

3. (v. t.) Hence, to eject from any hollow place; to belch forth; to emit; to throw forth; as, volcanoes vomit flame, stones, etc.

4. (n.) Matter that is vomited; esp., matter ejected from the stomach through the mouth.

5. (n.) That which excites vomiting; an emetic.