Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun fool's_cap
1 sense of fool's cap
Sense 1
dunce cap, dunce's cap, fool's cap -- (a cone-shaped paper hat formerly placed on the head of slow or lazy pupils)
=> hat, chapeau, lid -- (headdress that protects the head from bad weather; has shaped crown and usually a brim)