名词（装饰性的）绒球; （一种第一次世界大战时用之）机关炮，（一种第二次世界大战时用之）多管自动高射机关炮
1. （装饰帽子、家具等的）绒球；（美国橄榄球比赛时拉拉队用的）塑料丝球
A pom-pom is a ball of threads which is used to decorate things such as hats or furniture. In the United States, cheerleaders wave large pom-poms at football matches.
e.g. ...wide-brimmed hats with red pom-poms worn by the local girls.
当地女孩戴的宽边、有红色绒球的帽子
noun
1. artillery designed to shoot upward at airplanes
Synonym: antiaircraftantiaircraft gunflakflackack-ackack-ack gun
2. decoration consisting of a ball of tufted wool or silk
usually worn on a hat
Synonym: pompon