noun
notion
NOH-shuhn
noun
1
An idea, belief, or understanding about something.
"He had a vague notion of what the job involved."
"She rejected the notion that money brings happiness."
2
A small item used in sewing, such as a button or zipper.
"The fabric shop also sells buttons, thread, and other notions."
How to Use Notion
Learner’s notesIn plain EnglishA general idea or belief about something, or, separately, small sewing supplies.
Common pairings
a vague notion
have no notion
sewing notions
Word Forms
notions plural
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Etymology
From Latin nōtiō ("idea, concept"), from nōscō ("to know").