CATERAN Meaning of CATERAN in English [ 'kat(ə)r(ə)n ]■ noun historical a warrior or raider from the Scottish Highlands.OriginME (orig. denoting the peasantry as fighters): from Sc. Gaelic ceathairne 'peasantry'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004