belch

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To expel gas noisily from the stomach through the mouth; burp.
2. v. To erupt or explode.
3. v. To gush forth.
4. v. To expel (gas) noisily from the stomach through the mouth; burp.
5. v. To eject violently.

Century Dictionary and Cyclopedia

1. To eject wind noisily from the stomach through the mouth; eructate.
2. To issue out, as with eructation: as, “belching flames,”
3. To throw or eject from the stomach with violence; eructate.
4. To eject violently from within; cast forth.
5. To ejaculate; vent with vehemence: often with out: as, to belch out blasphemies; to belch out one's fury.
6. n. The act of throwing out from the stomach or from within; eructation.
7. n. A cant name for malt liquor, from its causing belching.

Wiktionary

1. v. To expel gas loudly or rudely from the stomach through the mouth.
2. n. The sound one makes when belching.
3. n. obsolete malt liquor

GNU Webster's 1913

1. v. To eject or throw up from the stomach with violence; to eruct.
2. v. To eject violently from within; to cast forth; to emit; to give vent to; to vent.
3. v. To eject wind from the stomach through the mouth; to eructate.
4. v. To issue with spasmodic force or noise.
5. n. The act of belching; also, that which is belched; an eructation.
6. n. obsolete Malt liquor; -- vulgarly so called as causing eructation.

WordNet 3.0

1. v. expel gas from the stomach
2. n. a reflex that expels gas noisily from the stomach through the mouth
3. v. become active and spew forth lava and rocks