Definition of "jackanapes" in English

noun

1. (obsolete) (A proper name for) an ape or monkey, especially a tame one kept for entertainment or as a pet.

2. (A proper name for) a person thought to behave like an ape or monkey, for example, in being impudent, mischievous, vain, etc.; specifically (chiefly humorous), an impudent or mischievous child.

3. A crucifix.

4. A small pulley which keeps a rope in line when lifting ore, water, etc., from a mine.

noun

1. plural of jackanape