Down at the mouth

Also found in: Idioms.
Related to Down at the mouth: Down in the Dumps
chapfallen; of dejected countenance; depressed; discouraged.

See also: Mouth

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in classic literature ?
One morning, the Swift One not having put in an appearance, Lop-Ear and I were down at the mouth of the slough playing on the logs.
Now Umslopogaas sat himself down at the mouth of the cave waiting for Galazi, and he thought.
If you'd been down at the mouth of the River Tyne on this day 35 years ago, this is what you might have seen.