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join

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verb American English pronunciation: join /dʒɔɪn/ 
Word Forms
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present tense
I/you/we/theyjoin
he/she/itjoins
present participlejoining
past tensejoined
past participlejoined
  1. 1

    join

    or

    join up

    [transitive] to connect two things

    Join the two edges of the material.

    join something to something:

    You have to join the smaller piece of wood to the main part.

    join something together:

    First, join the two pipes together.

  2. 2
    [transitive] to become a member of an organization, club, etc.

    I'm thinking of joining a choir.

    countries that would like to join the EU

    He wants to join the army.

  3. 3
    [transitive] if you join a road, train, boat, etc., you start to travel on it

    We joined the interstate at exit 47.

    Welcome to everyone who joined the cruise today.

  4. 4
    [intransitive/transitive] to come together with other people or things

    Wendy went off to join her friends in the bar.

    The police car was soon joined by two ambulances.

    Brent Walker joins us now from our New York studios.

    join someone for something:

    Why don't you join us for dinner tonight?

    join together to do something:

    The two schools have joined together to raise money for Mozambique.

    Do you mind if I join you?

    1. a.
      [transitive] to become involved in an activity

      There are fears that other rebel fighters may join the conflict.

      Many people have volunteered to join the search for the missing girl.

    2. b.
      [transitive] to become one of a group of similar people or things

      Helen has joined the ranks of the unemployed.

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