be+sure+or+certain+of
121To be sure — Sure Sure, a. [Compar. {Surer}; superl. {Surest}.] [OE. sur, OF. se[ u]r, F. s[^u]r, L. securus; se aside, without + cura care. See {Secure}, and cf. {Assure}, {Insure}, {Sicker} sure.] 1. Certainly knowing and believing; confident beyond doubt;… …
122To make sure — Sure Sure, a. [Compar. {Surer}; superl. {Surest}.] [OE. sur, OF. se[ u]r, F. s[^u]r, L. securus; se aside, without + cura care. See {Secure}, and cf. {Assure}, {Insure}, {Sicker} sure.] 1. Certainly knowing and believing; confident beyond doubt;… …
123For 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,… …
124Of a 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,… …
125a sure bet — certain to win, a good choice to bet on The Lions are a sure bet in the final game. They ll win easily …
126as sure as shit — certain to happen, predictable, a foregone conclusion Robert will come, sure as shit. He comes every day …
127for certain — adverb 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… …
128make certain — see under ↑make1 • • • Main Entry: ↑certain * * * make certain phrase to take action in order to be sure that something happens or to be sure that it is true make certain (that): You should call to make absolutely certain everything is in order …