Definitions
There is 1 meaning of the phrase
For Certain.
For Certain - as an adverb
Definitely or positively (`sure' is sometimes used informally for `surely')
Example: "The results are surely encouraging"
Synonyms (Exact Relations)
certainlyfor suresuresure as shootingsurelyExample Sentences
"I am for certain that it will rain tomorrow."
"It is for certain that she will succeed in her new job."
"The defendant's guilt was for certain after the evidence was presented."
"I know for certain that the answer is correct."
"We can say for certain that he is a reliable person."