1884, perhaps from daft (adj.), or from obsolete daffe "a halfwit" (early 14c.; mid-13c. as a surname). Compare late 15c. daffish "dull-witted, spiritless." With -y (2). Related: Daffily; daffiness.
雙語例句
1. Daisy called her daffy, but goodhearted.
黛西說她傻乎乎的，但心腸很好。
來自柯林斯例句
2. That comedian sometimes acts a bit daffy.
那位滑稽演員有時行為古怪.
來自《簡明英漢詞典》
3. Kelly was acting daffy because she was so happy.
凱利高興得發(fā)狂.
來自互聯(lián)網(wǎng)
4. It is the sort of whooping glee that, in Daffy Duck cartoons, goeth before the fall.