kettledrum
['kɛtl.`drʌm]
n. 球形铜鼓, 午茶



kettledrum
[ noun ]
a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it
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Kettledrum \Ket"tle*drum`\ (-dr[u^]m`), n.
1. (Mus.) A drum made of thin copper in the form of a
hemispherical kettle, with parchment stretched over the
mouth of it.

Note: Kettledrums, in pairs, were formerly used in martial
music for cavalry, but are now chiefly confined to
orchestras, where they are called {tympani}.

2. An informal social party at which a light collation is
offered, held in the afternoon or early evening. Cf.
{Drum}, n., 4 and 5.