Notion definition: a general understanding; vague or imperfect conception or idea of something.. See examples of NOTION used in a sentence.

The meaning of NOTION is an individual's conception or impression of something known, experienced, or imagined. How to use notion in a sentence.

Definition of notion noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Idiom have/take a notion to do something (Definition of notion from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

no•tion (ˈnoʊ ʃən) n. 1. a general, vague, or imperfect conception or idea. 2. an opinion, view, or belief. 3. a conception or idea: his notion of democracy. 4. a fanciful or foolish idea; whim. 5. notions, small …

A notion is an idea or belief about something. We each have a notion of just what kind of person we'd like to be. I reject absolutely the notion that privatization of our industry is now inevitable.

Sep 17, 2025 · notion (plural notions) Mental apprehension of whatever may be known, thought, or imagined; idea, concept. quotations

notion, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

WordReference Random House Learner's Dictionary of American English © 2025 no•tion /ˈnoʊʃən/ n. [countable] an idea or view, esp. one's own view: His notion of comfort meant comfortable shoes. a …

Notion definition: A belief or opinion.