verb
1.
Synonyms: join 1, associate, combine, conjoin, connect, couple, link, marry, relate, wed
Related Word: amalgamate, blend, merge, mix
Antonyms: alienate; disunite, divide
2.
to join forces especially in order to act more effectively
citizen groups uniting to further the fight against crime
Synonyms: band, coadjute, combine, concur, conjoin, cooperate, league; compare unify 1
Related Word: affiliate, ally, associate, confederate; coalesce, commingle, fuse, mingle, weld
Idioms: draw together, hook up with, join forces (with), make common cause (with), throw in with
Contrasted words: break up, disband, separate, split (up)
Antonyms: disunite, part