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See more synonyms for belch on Thesaurus.com
verb (used without object)
  1. to eject gas spasmodically and noisily from the stomach through the mouth; eruct.
  2. to emit contents violently, as a gun, geyser, or volcano.
  3. to issue spasmodically; gush forth: Fire and smoke belched from the dragon's mouth.
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verb (used with object)
  1. to eject (gas or the like) spasmodically or violently; give forth: a chimney belching smoke.
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  1. an instance of belching; eructation.
  2. a violent emittance of flame, smoke, gas, etc.
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Origin of belch

before 1000; Middle English belchen, Old English bealcettan; cognate with Dutch balken, belken to bray; perhaps extended form akin to bell2, bellow
Related formsbelch·er, nounout·belch, verb (used with object)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

emit, gush, ventilate, repeat, disgorge, erupt, vomit, discharge, eruct, hiccup, irrupt, eructate

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British Dictionary definitions for belch


  1. (usually intr) to expel wind from the stomach noisily through the mouth; eructate
  2. to expel or be expelled forcefully from insidesmoke belching from factory chimneys
  3. to say (curses, insults, etc) violently or bitterly
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  1. an act of belching; eructation
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Word Origin

Old English bialcan; related to Middle Low German belken to shout, Dutch balken to bray
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for belch


Old English bealcan "bring up wind from the stomach," also "swell, heave," of echoic origin (cf. Dutch balken "to bray, shout"). Extended to volcanoes, cannons, etc. 1570s. Related: Belched; belching. As a noun, recorded from 1510s. It is recorded in 1706 as a slang noun meaning "poor beer."

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Online Etymology Dictionary, © 2010 Douglas Harper

belch in Medicine


  1. To expel stomach gas noisily through the mouth; burp.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.