- 解散，驱散，拆散，(使)分散，散开，消散[尤作为命令，亦作break it up走开，散开，住手，停止扭打(或争吵)]：
to break up the crowds
驱散人群
to break up a fight in street
驱散街上的一场斗殴
- 粉碎，炸碎，打碎，敲碎，破裂，破碎；解冻：
The ship went aground and started to break up.
轮船搁了浅，开始破碎。
In spring the ice on the lakes breaks up.
春天湖水解冻。
- [英国英语](集会)结束，散会；(学校等)期末结束，期终放假，散学：
Our school will break up tomorrow.
我们学校明天放假。
The party broke up at midnight.
聚会在午夜结束。
- [口语](使)(人与人关系)发生破裂，断绝关系，关系破裂(或中断)；(使)(夫妇)离异：
Their marriage broke up last month.
他们的婚姻关系上月破裂了。
to break up a friendship
中断友好关系
Jack and Jane broke up last week.
杰克和简上周断绝了个人关系。
- [美国口语]震动；搅乱，使烦乱，使心烦意乱，使苦恼，使忧伤：
The horrible news broke her up.
那可怕的消息使她很苦恼。
- [美国口语](使)情不自禁地笑，(使)狂笑，(使)捧腹大笑，(使)感到开心好笑，(使)兴高采烈：
He told several jokes that broke up the audience.
他讲了几个笑话，使观众捧腹大笑。
- (被)分解；(使)分裂：
The party has broken up into several splinter groups.
该党已分裂成几个派别。
to break up the estate into five lots
把这块地产分成5小块
- (体力、能力)衰退；(人)衰老，变得衰弱，身体变坏，(精神)衰颓，垮下去：
She is quite broken up.
她身心交瘁。
to break up under the strain
因过劳而身体垮掉
- (在一段时间维持某一气候特征之后)(天气)突变，(天气)变坏：
The weather is breaking up.
天气日渐变坏。
- 挖开，掘开，犁开，犁出：
to break up a plot of ground
翻耕一块地
- (士气)衰颓，衰落下来，慌乱起来，意志动摇起来
- 打断…的连贯性；终止：
Television commercials during a dramatic presentation break up the continuity of effect.
戏剧播放期间电视商业广告打破了效果的连贯性。
- 挑拨离间：
She broke them up out of jealousy.
出于嫉妒之心，她离间了他们的关系。