phrase → time If you say that something happens or is the case nine times out of ten or ninety-nine times out of a hundred, you mean that it happens on nearly every occasion or is almost always the case.
⇒ When they want something, nine times out of ten they get it.
⇒ Ninety-nine times out of a hundred when parents say to their children 'I know how
you feel', they are lying.
COBUILD Advanced English Dictionary. Copyright © HarperCollins Publishers