In intransitive terms the difference between meow and moo
is that meow is of a cat, to make its cry while moo is of a cow or bull, to make its characteristic lowing sound.
As an initialism MOO is
matter of opinion.
meow
English
Alternative forms
* meu
* mew
* miaow, miaou (UK)
Interjection
(
en interjection)
The cry of a cat.
Said in reply to a spiteful or catty comment.
Said to denote seductiveness, mimicking a growl.
Synonyms
* nyao
Derived terms
* cat’s meow
* meowy
Verb
(
en verb)
Of a cat, to make its cry.
Synonyms
* mew
moo
English
Noun
(
en noun)
(onomatopoeia) The characteristic sound made by a cow or bull.
A foolish woman.
- You silly moo ! What did you do that for?
Verb
(
en verb)
Of a cow or bull, to make its characteristic sound.
Synonyms
* low
Interjection
(
en interjection)
The characteristic sound made by a cow or bull.