no doubt

US /noʊ daʊt/
UK /noʊ daʊt/
"no doubt" picture
1.

used to emphasize that what you are saying is true or will happen

:
•
He will no doubt succeed in his new venture.
•
She's no doubt the best candidate for the job.
:
certainlyundoubtedlysurelydefinitelyunquestionably
:
doubtdoubtfulbeyond doubtwithout doubtcast doubt ondoubting Thomasbeyond a shadow of a doubt