Definition of a or one hundred per cent in English:

a (or one) hundred per cent

1Entirely; completely: I’m not a hundred per cent sure
More example sentences
  • Addressing a packed press conference he said: ‘I am one hundred per cent responsible for this loss.’
  • It has its advantages, but I don't think it's a hundred per cent a good thing.
1.1 [usually with negative] informal Completely fit and healthy: she did not feel one hundred per cent
1.2 informal Maximum effort and commitment: he always gave one hundred per cent for United
More example sentences
  • However for the last 3-4 years it seems that giving a hundred per cent is an occasional bonus.
See parent entry: hundred

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Word of the day apposite
Pronunciation: ˈapəzɪt
adjective
apt in the circumstances or relation to something