Crossword Genius

I call round on pressing business (7)

Ross

I believe the answer is:

ironing

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

'pressing business' is the definition.
'ironing' can be an answer for 'pressing' (ironing is a kind of pressing). I'm not sure about the 'business' bit.

'i call round on' is the wordplay.
'call' becomes 'ring' (telephone call).
'round' indicates putting letters inside.
'ring' placed around 'on' is 'roning'.
'i'+'roning'='IRONING'

Can you help me to learn more?

(Other definitions for ironing that I've seen before include "having pressing business" , "Pressing and smoothing" , "Laundry job" , "gliding" , "A housework chore" .)

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