Digital Trends: Siri could soon support third-party AI tools in major iOS update The Verge: A new RCS update could connect iPhone and Android video calls, someday A new RCS update could connect iPhone and Android video calls, someday When I was younger I could stay up all night and not get tired. It was so noisy that we couldn't hear ourselves speak. You said we could watch TV when we finished our homework.

Understanding the Context

We asked if the computer could access the internet. She walked off before I could say anything. The meaning of COULD is —used in auxiliary function in the past, in the past conditional, and as an alternative to can suggesting less force or certainty or as a polite form in the present. How to use could in a sentence.

Key Insights

We use could to show that something is possible, but not certain: They could come by car. (= Maybe they will come by car.) They could be at home. (= Maybe they are at home.) We use can to make general statements about what is possible: It can be very cold here in winter. (= It is sometimes very cold here in winter.) You use could when you are expressing strong feelings about something by saying that you feel as if you want to do the thing mentioned, although you do not do it. The negative form of could is could not or couldn't.

Final Thoughts

To form the negative of be able to, you either put not or another negative word in front of able, or you use the expression be unable to. Definition of could modal verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. "Could" is a modal verb used to express possibility or past ability as well as to make suggestions and requests. "Could" is also commonly used in conditional sentences as the conditional form of "can."