じゃあねalso: じゃね · じゃーねMeanings1interjectionsee you; bye; ciaofamiliar languageA casual, friendly farewell used among friends, family, or close acquaintances. Not used in formal situations.じゃあね、また明日あした!See you, see you tomorrow!バイト終おわったから、じゃね。My part-time job is over, so bye.