tomfool - Wiktionary, the free dictionary

From tom +‎ fool.

tomfool (plural tomfools)

1. A silly or stupid person, especially a boy or man.
2. (Caribbean, colloquial) Any of various tyrant flycatchers viewed as foolishly confiding.

• tomfoolery

tomfool

1. Silly or stupid.

tomfool (third-person singular simple present tomfools, present participle tomfooling, simple past and past participle tomfooled)

1. (intransitive) To act foolishly.