One of soccer’s outsiders? (6)

I believe the answer is:

winger

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

'one of soccer's outsiders?' is the definition.
Although both the answer and definition are singular nouns, I can't see how one could define the other.

This is the entire clue.

Can you help me to learn more?

(Other definitions for winger that I've seen before include "attacking sportsman" , "Attacking soccer player" , "on the football field?" , "Footballer" , "Bird" .)

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.