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

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.

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 …

Dec 7, 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.

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.

Synonyms for CLEAN: spotless, immaculate, pristine, stainless, spick-and-span, squeaky-clean, shiny, unsullied; Antonyms of CLEAN: dirty, unclean, filthy, stained, soiled, foul, uncleaned, grubby

Discover everything about the word "CLEAN" in English: meanings, translations, synonyms, pronunciations, examples, and grammar insights - all in one comprehensive guide.

Our 49-Point Checklist gets your home top-to-bottom clean before your guests arrive, and puts things back to rights once everyone has headed home. We can even help with laundering and changing …