A hundred on trial question the verdict (7)

I believe the answer is:

contest

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'question the verdict' is the definition.
'contest' can be an answer for 'question' (thesaurus). I'm unsure of the 'the verdict' bit.

'a hundred on trial' is the wordplay.
'a hundred' becomes 'C' (Roman numeral).
'trial' becomes 'test' (synonyms).
'c'+'on'+'test'='CONTEST'

Can you help me to learn more?

(Other definitions for contest that I've seen before include "Competition or conflict" , "Oppose - competition" , "Tournament" , "Match" , "Competition; dispute" .)

I've seen this clue in The Irish Independent.

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