海外 /hǎiwài/ meaning in English

abroad▼(countries or lands abroad)
noun
[UK: ə.ˈbrɔːd] [US: ə.ˈbrɔːd]

foreign country [foreign countries]▼(country of which one is not a citizen)
noun
[UK: ˈfɒ.rən ˈkʌntr.i ˈfɒ.rən ˈkʌn.trɪz] [US: ˈfɔː.rən ˈkʌntr.i ˈfɔː.rən ˈkʌn.triz]

abroad▼(in foreign countries)
adverb
[UK: ə.ˈbrɔːd] [US: ə.ˈbrɔːd]

overseas▼(abroad)
adverb
[UK: ˌəʊv.ə.ˈsiːz] [US: ˌoʊv.ə.ˈsiːz]