notion notion /ˈnoʊʃən/

noun

1. () A general inclusive concept  ( notion )
   a general inclusive concept
   
2. () A vague idea in which some confidence is placed  ( opinion , belief , impression , feeling , notion )
   a vague idea in which some confidence is placed
    His impression of her was favorable
   his impression of her was favorable
    What are your feelings about the crisis?
   what are your feelings about the crisis?
    It strengthened my belief in his sincerity
   it strengthened my belief in his sincerity
    I had a feeling that she was lying
   I had a feeling that she was lying
   
3. () An odd, fanciful or capricious idea  ( whim , whimsey , whimsy , notion )
   an odd, fanciful or capricious idea
    The theatrical notion of disguise is associated with disaster in his stories
   the theatrical notion of disguise is associated with disaster in his stories
    He had a whimsy about flying to the moon
   he had a whimsy about flying to the moon
    Whimsy can be humorous to someone with time to enjoy it
   whimsy can be humorous to someone with time to enjoy it
   
4. (usually plural) small personal articles, clothing or sewing items  ( notion )
   (usually plural) small personal articles, clothing or sewing items
    Buttons and needles are notions
   buttons and needles are notions