Notion (ancient city) definition

(1) (usually plural) small personal articles or clothing or sewing items

"Buttons and needles are notions"

(2) A general inclusive concept

(3) A vague idea in which some confidence is placed

"His impression of her was favorable"

"What are your feelings about the crisis?"

"It strengthened my belief in his sincerity"

"I had a feeling that she was lying"

(4) An odd or fanciful or capricious idea

"The theatrical notion of disguise is associated with disaster in his stories"

"He had a whimsy about flying to the moon"

"Whimsy can be humorous to someone with time to enjoy it"