1. Someone whose occupation is cleaning
   "The office cleaner arrived early to vacuum the carpets"
    
2. A preparation used in cleaning something
   "She used a special cleaner to remove the stains";
   - cleansing agent, cleanser
    
3. The operator of dry-cleaning establishment
   "The dry cleaner expertly removed the stubborn stain from the suit";
   - dry cleaner

1. Free from dirt or impurities; or having clean habits
   "clean dishes"; "a spotlessly clean house"; "cats are clean animals"; "children with clean shining faces"; "clean white shirts"
    
2. Free from impurities
   "clean water";
   - fresh
    
3. (of sound or colour) free from anything that dulls or dims
   "efforts to obtain a clean bass in orchestral recordings";
   - clear, light, unclouded
    
4. (of behaviour or especially language) free from objectionable elements; fit for all observers
   "a clean joke"; "good clean fun";
   - unobjectionable
    
5. Morally pure
   "led a clean life";
   - clean-living
    
6. Not spreading pollution or contamination; especially radioactive contamination
   "a clean fuel"; "cleaner and more efficient engines"; "the tactical bomb is reasonably clean";
   - uncontaminating
    
7. (religion) ritually clean or pure
   "The priest ensured that the altar was clean before the ceremony"
    
8. Free from sepsis or infection
   "a clean wound";
   - uninfected
    
9. Free from restrictions or qualifications
   "a clean bill of health";
   - clear
    
10. (of a record) having no marks of discredit or offence
    "a clean voting record"; "a clean driver's licence"
     
11. (of a manuscript) having few alterations or corrections
    "a clean manuscript";
    - fair
     
12. (of a surface) not written or printed on
    "a clean page";
    - blank, white
     
13. Exhibiting or calling for sportsmanship or fair play
    "a clean fight";
    - sporting, sporty, sportsmanlike
     
14. Without difficulties or problems
    "a clean test flight"
     
15. Thorough and without qualification
    "a clean break"; "a clean getaway"; "a clean sweep"
     
16. Free from clumsiness; precisely or deftly executed
    "The basketball player made a clean catch";
    - neat, slick
     
17. [informal] Not carrying concealed weapons
    "The security check confirmed that all visitors were clean"
     
18. [informal] Free of drugs
    "after a long dependency on heroin she has been clean for 4 years"

Derived forms: cleaners

See also: adroit, antiseptic, cleanable, cleanly [archaic], cleanness, complete, decent, dry-cleaned, easy, empty, fair, fresh, halal, immaculate, intemerate [rare], just, kosher, legible, moral, perfect, pristine, pure, scrubbed, speckless, spic, spic-and-span, spick, spick-and-span, spotless, tidy, unaddicted, unarmed, unqualified, unsoiled, unspotted, unstained, unsullied, unused, washed, water-washed

Type of: formulation, jack, laborer [US], labourer [Brit, Cdn], manual laborer [US], manual labourer [Brit, Cdn], market keeper, preparation, shopkeeper, storekeeper [N. Amer]

Antonym: contaminating, dirty, impure

Encyclopedia: Cleaner