The English language as written and spoken in the United Kingdom (in contrast with other places, particularly other countries where English is predominant or at least an important language)
Of or relating to, or spoken or written in British English.
A cultural aspect typical of the English people.
A Briticism: a word or other feature in the English language that is specific to, or characteristic of, British English.
An Englishism: a word or other feature originating in the English language that has been borrowed by another language.