Definition 1: The sound a cow makes.
Definition 2: That guy in your friend group who always needs to correct other people's pronunciation of his name. He also almost always flashes himself and his team when he plays Phoenix.
Example 1: The pig goes "oink!" The cow goes "moo." The accountant goes "I'm straight as a ruler!"
Example 2: God, Moo sucks.
a weird thing a cow says when its hungry lol
Farmer: wassup cow
Cow: Moo
Farmer: yeah i know me too
Cow: I said moo bitch