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border

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noun [countable] American English pronunciation: border /ˈbɔrdər/ 
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singularborder
pluralborders
  1. 1
    the official line separating two countries or states
    border between:

    the border between Texas and Mexico

    border with:

    Argentina's northern border with Bolivia

    across/over the border:

    Thousands of refugees were fleeing across the border.

    cross the border:

    You can't cross the border without a passport.

    close/seal a border:

    Troops have sealed the border in an effort to catch the guerrillas.

    1. a.
      the area close to a border
      on the border:

      a town on the Canadian border

    2. b.
      [only before noun] close to or relating to a border

      border guards

      the border town of Venlo

      border disputes between neighboring countries

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a style of loose-fitting jeans with a high waist, often considered unfashionable

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