Found 2 items, similar to for certain.
English → English (WordNet) Definition: for certain for certain adv : definitely or positively (`sure' is sometimes used informally for `surely'); “the results are surely encouraging”; “she certainly is a hard worker”; “it's going to be a good day for sure”; “they are coming, for certain”; “they thought he had been killed sure enough”; “he'll win sure as shooting”; “they sure smell good”; “sure he'll come” [syn: surely, certainly, sure, for sure, sure enough, sure as shooting]
English → English (gcide) Definition: For certain Certain \Cer"tain\, a. [F. certain, fr. (assumed) LL. certanus, fr. L. certus determined, fixed, certain, orig. p. p. of cernere to perceive, decide, determine; akin to Gr. ? to decide, separate, and to E. concern, critic, crime, riddle a sieve, rinse, v.] 1. Assured in mind; having no doubts; free from suspicions concerning. [1913 Webster] To make her certain of the sad event. --Dryden. [1913 Webster] I myself am certain of you. --Wyclif. [1913 Webster] 2. Determined; resolved; -- used with an infinitive. [1913 Webster] However, I with thee have fixed my lot, Certain to undergo like doom. --Milton. [1913 Webster] 3. Not to be doubted or denied; established as a fact. [1913 Webster] The dream is certain, and the interpretation thereof sure. --Dan. ii. 45. [1913 Webster] 4. Actually existing; sure to happen; inevitable. [1913 Webster] Virtue that directs our ways Through certain dangers to uncertain praise. --Dryden. [1913 Webster] Death, as the Psalmist saith, is certain to all. --Shak. [1913 Webster] 5. Unfailing; infallible. [1913 Webster] I have often wished that I knew as certain a remedy for any other distemper. --Mead. [1913 Webster] 6. Fixed or stated; regular; determinate. [1913 Webster] The people go out and gather a certain rate every day. --Ex. xvi. 4. [1913 Webster] 7. Not specifically named; indeterminate; indefinite; one or some; -- sometimes used independenty as a noun, and meaning certain persons. [1913 Webster] It came to pass when he was in a certain city. --Luke. v. 12. [1913 Webster] About everything he wrote there was a certain natural grace und decorum. --Macaulay. [1913 Webster] For certain, assuredly. Of a certain, certainly. Syn: Bound; sure; true; undeniable; unquestionable; undoubted; plain; indubitable; indisputable; incontrovertible; unhesitating; undoubting; fixed; stated. [1913 Webster]