Definition

1. Verb:
   • To eject the contents of the stomach through the mouth; to vomit.
2. Noun:
   • The matter ejected from the stomach during vomiting; vomit.

Usage

• Verb: Used informally to describe the act of vomiting. It is a direct and somewhat crude synonym.
• Noun: Used informally to refer to the substance produced by vomiting.

Examples

• Verb:
  • The roller coaster made him feel so sick he thought he would barf.
  • She barfed after eating the spoiled seafood.
• Noun:
  • There was barf all over the bathroom floor.
  • The smell of barf is unmistakable and unpleasant.

Advanced Usage

• "to barf up": A phrasal verb meaning to vomit something specific.
  • He barfed up his entire lunch.

Variants and Related Words

• Barf bag (n): A bag provided on airplanes or boats for passengers to vomit into if they feel sick.
  • The flight was so turbulent she had to use the barf bag.

Synonyms

• Vomit (v/n): The standard, more formal term.
• Puke (v/n): Another informal synonym with similar force and register as 'barf'.
• Regurgitate (v): A more clinical or technical term, often used in medical or biological contexts.
• Throw up (v): A common, slightly less crude informal phrase.

Related Phrasal Verbs

• Barf out: Can be used similarly to 'barf up', meaning to vomit. It can also be slang in computing meaning to output a large amount of data.
  • (Vomiting) The kid barfed out his breakfast.
  • (Computing slang) The server barfed out gigabytes of log files.

Notes on Register

• Barf is a strongly informal word. It is considered vulgar and impolite in formal or polite company. It is more appropriate in casual speech among friends or in humorous contexts. Use more neutral terms like "be sick," "throw up," or the formal "vomit" in most other situations.

Noun

1. the matter ejected in vomiting

Verb

1. eject the contents of the stomach through the mouth
   • After drinking too much, the students vomited
   • He purged continuously
   • The patient regurgitated the food we gave him last night