The definition of a dolt is a stupid person.
An example of a dolt is a person with no common sense.
a stupid, slow-witted person; blockhead
Origin of doltprobably ; from Middle English dolte, past participle of dullen: see dull,
A stupid person; a dunce.
Origin of doltMiddle English dulte, from past participle of dullen, to dull, from dul, dull; see dull.
(third-person singular simple present dolts, present participle dolting, simple past and past participle dolted)