"to make the characteristic sound of a cow," 1540s, of imitative origin. Related: Mooed; mooing. The noun is from 1789. Baby-talk moo-cow (n.) attested from 1812.

My Own Opinion

(Mud, Object Oriented) One of several kinds of multi-user role-playing environments. See also: MUD

MUD, Object-Oriented. See MUD.

Short for Mud, Object Oriented, a specific implementation of a MUD system developed by Stephen white. MOO is in the public domain and can be freely downloaded and executed.

adjective Definition: huge, big time Word History: when the 53rd cow got slaughtered for meatExample Sentence: It was moo when Bryan got the part of Darth Vader in Star Wars

Noun. An objectionable woman. Derogatory but also jocular. Essentially the same as 'cow' but using the children's onomatopaeic name for a cow. See 'silly moo.'

Similar to a MUD, but the enabling software is written in an object-oriented manner. This allows persons unfamiliar with the intricacies of the software to be able to set up and manage a MOO.

(Mud, Object Oriented)

One of several kinds of multi-user role-playing environments.

(n) the sound made by a cow or bull(v) make a low noise, characteristic of bovines

means “measurer” of time (Anglo-Saxon, móna, masc. gen.). It is masculine in all the Teutonic languages; in the Edda the son of Mundilfori is Mâni (moon), and daughter Sôl (sun); so [..]

MUD Object Oriented. Users in MOOs are able to create their own content - both static and dynamic objects.

MUD Object Oriented.