1. A belief or opinion: had an old-fashioned notion of what qualities were most important in a mate.
2. A mental image; an idea or conception: Do you have any notion of what I'm referring to? See Synonyms at idea.
3. An impulse or whim: I suddenly had the notion of walking by the river.
4. notions Small lightweight items for household use, such as needles, buttons, and thread.
[Middle English nocioun, concept, from Latin nōtiō, nōtiōn-, from nōtus, known, past participle of nōscere, to get to know; see gnō- in the Appendix of Indo-European roots.]
(click for a larger image)notions
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.
American Heritage Dictionary Products
The American Heritage Dictionary, 5th Edition
The American Heritage Dictionary of Idioms
The American Heritage Roget's Thesaurus
Curious George's Dictionary
The American Heritage Children's Dictionary
The American Heritage Dictionary of Indo-European Roots
The American Heritage Student Grammar Dictionary
The American Heritage Desk Dictionary + Thesaurus
The American Heritage Science Dictionary
The American Heritage Dictionary of Business Terms
The American Heritage Student Dictionary
The American Heritage Essential Student Thesaurus