Bellow

UK: /ˈbɛləʊ/ US: /ˈbɛloʊ/ ,(bel′ō)

Collins Concise English Dictionary © HarperCollins Publishers::

Bellow / ˈbɛləʊ/ noun

1. Saul. 1915–2005, US novelist, born in Canada. His works include Dangling Man (1944), The Adventures of Angie March (1954), Herzog (1964), Humboldt's Gift (1975), The Dean's December (1981), and Ravelstein (2000): Nobel prize for literature 1976

WordReference Random House Learner's Dictionary of American English © 2026

bel•low /ˈbɛloʊ/   v. 

1. to shout or speak in a loud voice similar to the cry of a bull: [no object]
   The gym teacher kept bellowing at us.
   [~ + object]
   He bellowed a warning at us.
   [used with quotations]
   "Step back,'' he bellowed.
2. (of an animal) to roar;
   bawl:
   [no object] The cows bellowed in the distance.

n. [countable]

3. an act or sound of bellowing:
   He let out a loud bellow.

bel•low•er, n. [countable]

WordReference Random House Unabridged Dictionary of American English © 2026

bel•low  (bel′ō), v.i. 

1. to emit a hollow, loud, animal cry, as a bull or cow.
2. to roar;
   bawl:
   bellowing with rage.

v.t. 

3. to utter in a loud deep voice:
   He bellowed his command across the room.

n. 

4. an act or sound of bellowing.

• bef. 1000; Middle English belwen, akin to Old English bylgan to roar (compare for the vowel Old High German bullôn); extended form akin to bell²

bel′low•er, n. 
Synonyms

• 2. See cry. 

Bel•low  (bel′ō), n. 

1. Biographical Saul, born 1915, U.S. novelist, born in Canada: Nobel prize for literature 1976.

Collins Concise English Dictionary © HarperCollins Publishers::

bellow / ˈbɛləʊ/ verb

1. (intransitive) to make a loud deep raucous cry like that of a bull; roar
2. to shout (something) unrestrainedly, as in anger or pain; bawl

noun

1. the characteristic noise of a bull
2. a loud deep sound, as of pain or anger

Etymology: 14th Century: probably from Old English bylgan; related to bellan to bell²