dotty
/ˈdɒtɪ/adjective
1dottier, dottiest
- 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, 有点痴的;古怪的：
a dotty old lady.
一个疯疯癫癫的老妇人。
1.1
- predic.
dotty about
infatuated with热恋着…的, 对…着了迷的： she's dotty about her husband.
她对她丈夫简直着了迷。
派生词
dottily
adverbdottiness
noun词源
late 19th cent.: perhaps from obsolete dote 'simpleton, fool', apparently from Dutch dote 'folly'.