1. join - Noun
2. join - Verb
To bring together, literally or figuratively; to place in contact; to connect; to couple; to unite; to combine; to associate; to add; to append.
To associate one's self to; to be or become connected with; to league one's self with; to unite with; as, to join a party; to join the church.
To enjoin upon; to command.
To accept, or engage in, as a contest; as, to join encounter, battle, issue.
To be contiguous, close, or in contact; to come together; to unite; to mingle; to form a union; as, the hones of the skull join; two rivers join.
The line joining two points; the point common to two intersecting lines.
Source: Webster's dictionaryThe two roads join here Source: Internet
The two streets connect to become a highway Source: Internet
Our paths joined Source: Internet
The travelers linked up again at the airport Source: Internet
He joined the Communist Party as a young man Source: Internet
let C be the union of the sets A and B Source: Internet