From Longman Dictionary of Contemporary EnglishBritishBrit‧ish1 /ˈbrɪtɪʃ/ adjective SGSANrelating to Britain or its people the British government a British-born scientist —Britishness noun [uncountable]BritishBritish2 noun → the BritishOrigin British Old English Brettisc “of ancient Britain”, from Bret “British person”, from a Celtic language