A term used to describe the emotional state under which a bunny's ears might slowly droop (in sadness or glumness). Also functions as an onomatopoeic descriptor for the bunny ear noise. Mwoop is often used to express sympathy.

"I feel mwoop today."

V: I missed dinner...
Y: Mwoop!!

by Mwoop October 21, 2007
Get the Mwoop mug.
A random exclamation used when on MSN, and you can't think of a decent reply.
Person A: So anyway <insert long rant here>
Person B:Mwoop
by Lizzie June 23, 2004
Get the Mwoop mug.