having almost no taste 无味道的；淡而无味的 a cup of insipid coffee 一杯淡而无味的咖啡
not interesting or exciting 没有趣味的；枯燥乏味的
Word Originearly 17th cent.: from French insipide or late Latin insipidus, from in- ‘not’ + sapidus (from sapere ‘to taste’).