n. 大型机关炮

Pompom \Pom"pom`\, n.
an ornamental ball or tuft of wool, feathers, or other fluffy
material used as a decoration on clothing such as hats and
slippers.
[PJC]

2. a {pompon}.
[PJC]


Pompom \Pom"pom`\, Pom-pom \Pom"-pom`\, n. [Imitative.] (Mil.)
originally, a Vickers-Maxim one-pounder automatic machine
cannon using metallic ammunition fed from a lopped belt
attached to the gun; -- popularly so called from its peculiar
drumming sound in action. More recently, the term is applied
mostly to automatic antiaircraft cannons.
[Webster 1913 Suppl. +PJC]

Pompon \Pom"pon\, n. [F.]
1. Any trifling ornament for a woman's dress or bonnet.

2. (Mil.) A tuft or ball of wool, or the like, sometimes worn
by soldiers on the front of the hat (such as a shako),
instead of a feather.
[1913 Webster +PJC]

3.
(a) A hardy garden chrysanthemum having buttonlike heads
of flowers.
(b) Any of several dwarf varieties of the Provence rose.
[Webster 1913 Suppl.]

4. the globe-shaped flower head characteristic of certain
plants such as dahlias and chrysanthemums.
[PJC]

5. a ball-shaped cluster of ribbons or streamers held in the
hand and waved by some cheerleaders at team sports
contests. See {pompom girl}. Called also {pompom}.
[PJC]