A silly fellow, but with taste? (4)

I believe the answer is:

fool

I'm a little stuck... Click here to teach me more about this clue!

'a silly' is the definition.
(thesaurus)

I cannot understand how the rest of the clue works.

(Other definitions for fool that I've seen before include "Trifle" , "Nincompoop" , "Ass - pudding" , "Jester; dupe" , "Dupe - dessert" .)

I've seen this clue in the Evening Standard.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.