From Longman Dictionary of Contemporary English(there are) no two ways about it(there are) no two ways about itCERTAINLY/DEFINITELYused to say that something is definitely true, especially something unpleasant → way
Examples from the Corpus
(there are) no two ways about it• No two ways about it, Blue says to himself: he knows everything.• No two ways about it, Clint Schneider was dynamite.• There are no two ways about it.• That was the job description, no two ways about it. 