(informal, chiefly Brit.)(of a person, action, or idea) slightly mad or eccentric (非正式,主英)(人,行为,想法)疯疯癫癫的,半痴的;古怪的 a dotty old lady. 一个疯疯癫癫的老妇。 ■[predic.](dotty about)infatuated with 迷恋,对…着迷 she's dotty about her husband. 她爱丈夫到了发痴的程度。
派生 dottily adverb dottiness noun 语源
late 19th cent.: perhaps from obsolete dote 'simpleton, fool', apparently from Dutch dote 'folly'