1. 团结的；联合的；一致的
When people are united about something, they agree about it and act together.

2. （国家）统一的，合并的
United is used to describe a country which has been formed from two or more states or countries.

3. （用于国名中）联合的，合众的
United is used in the names of countries which are made up from several states or smaller countries.

1. of or relating to two people who are married to each other

Synonym: joined

2. characterized by unity
being or joined into a single entity

e.g. presented a united front