no doubt about it

no doubt about it

What has been said (or is about to be said) is definitely true. There's no doubt about it—it is definitely the best pizzeria in town. A: "Do you think we'll get to see some wildlife?" B: "No doubt about it! We're guaranteed to see some megafauna."
See also: doubt, no
Farlex Dictionary of Idioms.

(There is) no doubt about it.

It cannot be doubted.; It is obvious. Jane: It's really cold today. Fred: No doubt about it! Sue: Things seems to be getting more and more expensive. Tom: There's no doubt about that. Look at the price of oranges!
See also: doubt, no
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • definitely
  • definitely not
  • Definitely not!
  • absotively
  • lutely
  • abso
  • a/the pecking order
  • abandominium
  • abandominiums
  • absotively posilutely