the characteristic vocal sound made by a cow; lowing sound
Origin of mooechoic
to make this sound; low
intransitive verbmooed, moo·ing, moos
To emit the deep, bellowing sound made by a cow; low.
The lowing of a cow or a similar sound.
Origin of mooImitative.
An object-oriented MUD.
Origin of MOOM(UD) o(bject) o(riented).
(third-person singular simple present moos, present participle mooing, simple past and past participle mooed)
- (intransitive) Of a cow or bull, to make its characteristic lowing sound.