one hundred percent

English

one hundred percent (not comparable)

Complete, entire, whole, perfect.
We are willing to provide one hundred percent mortgages.

He has a one hundred percent record of success.
Completely sure.
- 2010 October 17, Hadley Freeman, “Tattoos: what makes one spiritual and another Katona-esque?”, in The Guardian‎^[1]:
  And did Nixon ever cover up a tattoo of the name of a second ex-husband with what has been described as "a fiery phoenix" to represent why one should never be tattooed with the name of one's spouse, particularly if he was a former drug dealer – oh, no, I mean, "to represent rising from the ashes and starting a new beginning", as Katona has explained? Again, one cannot be 100% on this, but it does seem unlikely.
Well, good, okay.
I'm not feeling one hundred percent today.
Used other than figuratively or idiomatically: see one hundred,‎ percent.
Our new recruits represent a one hundred percent increase in membership.

complete, total

one hundred percent (not comparable)

Totally, completely.
This drink is one hundred percent organic.
- 2017, David Walliams [pseudonym; David Edward Williams], Bad Dad, London: HarperCollins Children’s Books, →ISBN:
  “NO!” shouted Auntie Flip. “NO! NO! NO! NO! NO! Absolutely one hundred per cent no.”

completely, totally