Refuse to go on in the theatre (5)

I believe the answer is:

stall

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'theatre' is the definition.
The answer and definition can be both man-made objects as well as being singular nouns.
Perhaps they are linked in a way I don't understand?

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for stall that I've seen before include "Section of a stable and theatre" , "seat in church" , "Stable compartment" , "Equivocate" , "Be evasive" .)

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

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