From Longman Dictionary of Contemporary Englishtenten /ten/ ●●● S1 W2 number, noun 1 HMNthe number 10 Snow had been falling steadily for ten days. I need to be home by ten (=ten o'clock). At the time, she was about ten (=ten years old).2 → ten to one3 → be ten a penny4 → (get) ten out of ten (for something)5 [countable] a piece of paper money that is worth ten dollars or ten pounds I reached inside my purse and handed him a ten.Origin ten Old English tien