口琴

[ noun ]
a small rectangular free-reed instrument having a row of free reeds set back in air holes and played by blowing into the desired hole
<noun.artifact>

Mouth \Mouth\ (mouth), n.; pl. {Mouths} (mou[th]z). [OE. mouth,
mu[thorn], AS. m[=u][eth]; akin to D. mond, OS. m[=u][eth],
G. mund, Icel. mu[eth]r, munnr, Sw. mun, Dan. mund, Goth.
mun[thorn]s, and possibly L. mentum chin; or cf. D. muil
mouth, muzzle, G. maul, OHG. m[=u]la, Icel. m[=u]li, and Skr.
mukha mouth.]
1. The opening through which an animal receives food; the
aperture between the jaws or between the lips; also, the
cavity, containing the tongue and teeth, between the lips
and the pharynx; the buccal cavity.

2. Hence: An opening affording entrance or exit; orifice;
aperture; as:
(a) The opening of a vessel by which it is filled or
emptied, charged or discharged; as, the mouth of a jar
or pitcher; the mouth of the lacteal vessels, etc.
(b) The opening or entrance of any cavity, as a cave, pit,
well, or den.
(c) The opening of a piece of ordnance, through which it
is discharged.
(d) The opening through which the waters of a river or any
stream are discharged.
(e) The entrance into a harbor.

3. (Saddlery) The crosspiece of a bridle bit, which enters
the mouth of an animal.

4. A principal speaker; one who utters the common opinion; a
mouthpiece.

Every coffeehouse has some particular statesman
belonging to it, who is the mouth of the street
where he lives. --Addison.

5. Cry; voice. [Obs.] --Dryden.

6. Speech; language; testimony.

That in the mouth of two or three witnesses every
word may be established. --Matt. xviii.
16.

7. A wry face; a grimace; a mow.

Counterfeit sad looks,
Make mouths upon me when I turn my back. --Shak.

{Down at the mouth} or {Down in the mouth}, chapfallen; of
dejected countenance; depressed; discouraged. [Obs. or
Colloq.]

{Mouth friend}, one who professes friendship insincerely.
--Shak.

{Mouth glass}, a small mirror for inspecting the mouth or
teeth.

{Mouth honor}, honor given in words, but not felt. --Shak.

{Mouth organ}. (Mus.)
(a) Pan's pipes. See {Pandean}.
(b) An harmonicon.

{Mouth pipe}, an organ pipe with a lip or plate to cut the
escaping air and make a sound.

{To stop the mouth}, to silence or be silent; to put to
shame; to confound.

{To put one's foot in one's mouth}, to say something which
causes one embarrassment.

{To run off at the mouth}, to speak excessively.

{To talk out of both sides of one's mouth}, to say things
which are contradictory.
[1913 Webster +PJC]

The mouth of them that speak lies shall be stopped.
--Ps. lxiii.
11.

Whose mouths must be stopped. --Titus i. 11.