overseas UK /ˌəʊvəˈsiːz/US /ˌoʊvɚˈsiːz/adjective 3adverb 2 adjective3 •Abroad, especially across the sea.Overseas branches of the company are doing well. •Used with ethnicities, nationalities, or religious affiliations: living (being resident) in a foreign country.Overseas Chinese communities exist in North and South America. •Across a sea; to or in an area across a sea.Her overseas trip went well. adverb2 •Abroad.He emigrated and now lives overseas. •Across a sea; to an area across a sea.She travelled overseas.