GAIJIN Meaning of GAIJIN in English [ gʌɪ'dʒɪn ]■ noun ( plural same) (in Japan) a foreigner.OriginJapanese, contr. of gaikoku-jin , from gaikoku 'foreign country' + jin 'person'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004