Crossword Genius

Something sticking a broken stapler? (7)

Ross

I believe the answer is:

plaster

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

'something sticking a' is the definition.
I can't judge whether this defines the answer.

'broken stapler?' is the wordplay.
'broken' indicates anagramming the letters.
'stapler' is an anagram of 'PLASTER'.

Can you help me to learn more?

(Other definitions for plaster that I've seen before include "Spread" , "Cover for cut" , "Material applied to walls" , "Sticky bandage" , "Adhesive dressing" .)

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