(fo͞ol)

1. One who is deficient in judgment, sense, or understanding.

2. One who acts unwisely on a given occasion: I was a fool to have quit my job.

3. One who has been tricked or made to appear ridiculous; a dupe: They made a fool of me by pretending I had won.

4. Informal A person with a talent or enthusiasm for a certain activity: a dancing fool; a fool for skiing.

5. A member of a royal or noble household who provided entertainment, as with jokes or antics; a jester.

6. One who subverts convention or orthodoxy or varies from social conformity in order to reveal spiritual or moral truth: a holy fool.

7. A dessert made of stewed or puréed fruit mixed with cream or custard and served cold.

8. Archaic A mentally deficient person; an idiot.