Might such gloves suit a boxer? (3)

I believe the answer is:

kid

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

'boxer?' is the definition.
The definition and answer can be both animals as well as being singular nouns.
Perhaps there's a link between them I don't understand?

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for kid that I've seen before include "Goat - boy" , "little one" , "Joke" , "Deceive - child" , "In slang, young child or goat" .)

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.