CLEAN meaning: 1 : free from dirt, marks, etc. not dirty; 2 : tending to keep clean

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.

Dec 29, 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

Discover the best cleaning products and tools to keep your home spotless. From vacuums and mops to air purifiers and organizing supplies. Our top picks will make cleaning easier.

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

I spent the morning cleaning the house. (Definition of clean from the Webster's Essential Mini Dictionary © Cambridge University Press)

Cleaning is the process of removing unwanted substances, such as dirt, dust, and other impurities, from an object or environment. [1][2] Cleaning is often performed for aesthetic, [3] hygienic, functional, …