Crossword Genius

Spar is out of pilchards - and that's an issue! (5)

Ross

I believe the answer is:

child

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

'an issue' is the definition.
(I've seen this before)

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

Can you help me to learn more?

(Other definitions for child that I've seen before include "Youngster" , "Immature human" , "Baby" , "Offspring" , "Immature, irresponsible person" .)

I've seen this clue in the Irish Times and the Irish Times (Crosaire).
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.