be down in the mouth

be down in the mouth

To be visibly sad or depressed. Molly's been moping around all week, and I have no idea why she's so down in the mouth. Rob has been down in the mouth ever since Gloria broke up with him.
See also: down, mouth

be down in the mouth

  (informal)
to be sad Jake looks a bit down in the mouth. Shall we try to find out what's wrong?
See also: down, mouth