Crossword Genius

Band that breaks up? (5)

Ross

I believe the answer is:

strap

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

'band' is the definition.
(both can mean a strip of material)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for strap that I've seen before include "Fasten; punishment" , "Tie" , "Leather thong" , "Shoulder band" , "something to hang on to" .)

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