GUARANTEED definition in American English | Collins English Dictionary If you say that something is guaranteed to happen, you mean that you are certain that it will happen Reports of this kind are guaranteed to cause anxiety It's guaranteed that my colleagues think I'm deranged Success is not guaranteed
guaranteed - WordReference. com Dictionary of English to assure that a stated outcome is certain: [~ + object + to + verb] That clown show is guaranteed to bring a smile to your face [~ + (that) clause] I guarantee that I'll be there