Not good enough for university team? University ditched with some honour (5)

I believe the answer is:

noble

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

'not good' is the definition.
'noble' can be an answer for 'good' (thesaurus). I'm unsure of the 'not' bit.

I can't explain the remainder of the clue.

Can you help me to learn more?

(Other definitions for noble that I've seen before include "fine" , "Illustrious, peer" , "Honourable or of high rank" , "titled person" , "Maybe count" .)

I've seen this clue in The Independent.

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.