Crossword Genius

Place of secret laughter (6)

Ross

I believe the answer is:

sleeve

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

'place of secret laughter' is the definition.
Although both the answer and definition are singular nouns, I can't understand how they can define each other.

This is all the clue.

Can you help me to learn more?

(Other definitions for sleeve that I've seen before include "Some wear their heart on it" , "It's attached to the armhole" , "Part of a shirt or jacket" , "An arm goes into it - or a music album" , "Part of a garment covering the arm" .)

I've seen this clue in The Globe and Mail.
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.