The word "vomit" is not a pleasant word. It’s used when describing sickness. A person who vomits throws up the contents of his or her stomach. It’s hard to look at because it’s so gross. There’s also a very bad odor that comes from vomit.
In this first set of examples, "vomit" is used as a verb:
People who vomit just after eating may have an eating disorder.
A girl vomited in the hallway of the school, so the janitor was called to clean it up.
Nelson was vomiting all night. He’s really sick.
If you vomit up blood you should go see a doctor.
A few partygoers were seen vomiting after the party was over.
Some people feel the urge to vomit when they see vomit.
Uh-oh. He’s going to vomit!
In the next set of examples, "vomit" is used as a noun:
A custodian was called to clean up some vomit.
The blood in Roger’s vomit indicated a serious health problem.
It’s fairly common to see vomit on the ground the day after a big sporting event.
There are other ways to talk about vomit without using this particular word.
Rhonda says she’s going to get sick.
If you have to throw up, try to make it to the bathroom.
John hurled once he left the party. (The word "hurl" is slang.)
My dog barfed all over the newspaper. (The word "barf" is a popular substitute for "vomit.")