[ adverb, noun oh-ver-seez; adjective oh-ver-seez ]
See synonyms for overseas on Thesaurus.com
  1. over, across, or beyond the sea; abroad: to be sent overseas.

  1. of or relating to passage over the sea: overseas travel.

  2. situated beyond the sea: overseas territories.

  1. pertaining to countries, associations, activities, etc., beyond the sea: overseas military service; overseas commitments.

  1. (used with a singular verb) countries or territories across the sea or ocean.

Origin of overseas

before 1150; oversea (Middle English overse,Old English ofer sǣ;see over-, sea) + -s3 or -s1
  • Also especially British, o·ver·sea [adverb oh-ver-see; adjective oh-ver-see] /adverb ˌoʊ vərˈsi; adjective ˈoʊ vərˈsi/ (for defs. 1-4).

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use overseas in a sentence

  • Oversea indeed the perils of the new government passed suddenly away.

    History of the English People | John Richard Green
  • But the eyes of Elizabeth as of her subjects were drawn from difficulties at home to the conflict which took fresh fire oversea.

    History of the English People | John Richard Green
  • "My private overland and oversea express," he called to Frederick.

    Atlantis | Gerhart Hauptmann
  • The second time was when they both wished to rule the same parts of the oversea world.

  • For this reason it was decided to disembark the oversea passage crews from each blockship before arriving within the danger zone.

    The Blocking of Zeebrugge | Alfred F. B. Carpenter

British Dictionary definitions for overseas


  1. beyond the sea; abroad

  1. of, to, in, from, or situated in countries beyond the sea

  2. Also: oversea (ˌəʊvəˈsiː) of or relating to passage over the sea

  1. (functioning as singular) informal a foreign country or foreign countries collectively

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012