Originally used by someone under the username 'Tale.'

1. A cute word that sounds like 'mwoo' meant as a way to redirect something or change subjects.

(Supposedly also an abbreviated message the user refuses to explain.)

2. Generally just a cute noise to break silence.
Person I: "And that's why you're this."
Person II: "mwu."
Person I: "What?"
Person II: "Llamas are neat."
by Echward October 14, 2018
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