What does idiotism mean?
A mode of expression or a phrase that is characteristic of a particular region or social class, often considered to be informal or colloquial. An idiotism is a word or phrase that is peculiar to a particular district or class of people.
Example
"The local dialect was full of idiotisms that were unfamiliar to outsiders."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.