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2.
adj

distorted sound, non crisp, a word that is cute
Girl on phone.......hello, hello sorry i cant hear you , you sound all muffly
by latecalls September 29, 2012
 
1.
The way someone sounds when eating something during a phone call.
"joe I can barely hear you! Your all muffly"..." Sorry Bob, I am trying to eat my sandwich and do our conference call at the same time".
by bizdoggette December 21, 2013