The meaning of CLEAN is free from dirt or pollution. How to use clean in a sentence.

How to clean your PC using software? To clean your PC using software, follow these steps. First, choose a reliable PC cleaning software like CCleaner. Install the software and run a system scan to …

Make sure your hands are clean before you have your dinner. Hospitals need to be kept spotlessly (= extremely) clean.

Define clean. clean synonyms, clean pronunciation, clean translation, English dictionary definition of clean. adj. clean·er , clean·est 1. Free from dirt, stain, or impurities; unsoiled: a clean kitchen floor; …

If you clean something or clean dirt off it, you make it free from dirt and unwanted marks, for example by washing or wiping it. If something cleans easily, it is easy to clean.

Definition of clean adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

to empty in order to straighten or clean: [~ + out + object] I had to clean out my desk to find what I was looking for. [~ + object + out] I cleaned it out before dinner.

Clean may refer to: Cleaning, the process of removing unwanted substances, such as dirt, infectious agents, and other impurities, from an object or environment Cleanliness, the state of being clean and …

Oct 31, 2025 · clean (third-person singular simple present cleans, present participle cleaning, simple past and past participle cleaned) (transitive) To remove dirt from a place or object.

clean adjective (NO CRIME) showing that you have not done anything illegal: a clean driving licence