Traveller in southern Ireland? (3)

I believe the answer is:

rep

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

'traveller' is the definition.
(travel company worker)

I cannot understand how the remainder of the clue works.

(Other definitions for rep that I've seen before include "Fabric with a ribbed surface" , "Corded cloth for short theatrical group" , "Stuff" , "Material for curtains" , "Corded fabric" .)

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.