SURE

[adjective] -r, -st - certain; without any doubt"No more dessert for me, thank you." "Are you sure?""What's wrong with him?" "I'm not really sure."I'm sure (that) I left my keys on the table.I'm sure (that) you're right.Are you sure (that) the film is on tonight?I'm not sure (that) this colour really suits me.Is she absolutely sure (that) she wants to marry him?I feel sure (that) you've made the right decision.Make sure (that) you lock the door behind you when you go out.It now seems sure (that) the election will result in another victory for the government.Simon isn't sure whether he'll be able to come to the party or not.I'm not sure where they live.I'm not quite sure how this works.It is difficult to be sure which parts of the former Chancellor's speech will prove most damaging to the Government.She's not sure if she'll be able to meet us for a drink tonight.I'm not entirely sure about what to do for the best.Is there anything you're not sure of/about?See also cocksure.If you are sure about/of a person, you have confidence in them and trust them.Henry has only been working for us for a short while, and we're not really sure about him yet.You can always be sure of Kay.If you are sure of yourself, you are very or too confident.She's become much more sure of herself since she started work.(disapproving) What makes you so sure of yourself?He said that he wasn't completely sure of his facts (= not certain that his information was correct).Sophie is sure of (= certain to have) good exam results.We arrived early, to be sure of getting a good seat.A majority of Congress members wanted to put off an election until they could be sure of winning it.She's sure to win.I want to go somewhere where we're sure to have good weather.We're sure to see you again before you leave.There is only one sure way (= one way that can be trusted) of finding out the truth.Those patches on the wallpaper are a sure sign of damp.If you have a sure knowledge or understanding of something, you know or understand it very well.I don't think he has a very sure understanding of the situation.(esp. US) "Could you give me a lift home tonight?" "Sure thing (= Yes, certainly)!"(formal) This is not his best book, to be sure (= certainly), but it is still worth reading.