he particular character or feeling that someone or something has:
She's still enjoying the sweet smell (= pleasant experience) of success after her victory in the world championships.
More examples
smell noun (ABILITY)
B2 [U] the ability to notice or discover that a substance is present by using your nose:
Smell is one of the five senses.
Dogs have a very good sense of smell.
More examples
smell noun (DISCOVER)
› [S] mainly UK the act of putting your nose near something and breathing in so that you can discover its characteristics with your nose:
Have a smell of this perfume.