1. Free from impurities; SYN. fresh.
2. Free from dirt or impurities; or having clean habits
3. (Religion) Ritually clean or pure; morally pure; SYN. clean-living.
4. (Of behavior or especially language) Free from objectionable elements; fit for all observers; SYN. unobjectionable.
5. (Of sound or color) Free from anything that dulls or dims; SYN. clear, light, unclouded.
6. Not spreading pollution or contamination; especially radioactive contamination; SYN. uncontaminating.
7. Without difficulties or problems
8. Thorough and without qualification
9. Free of restrictions or qualifications; SYN. clear.
10. (Of a manuscript) Having few alterations or corrections; SYN. fair.
11. Marked by or calling for sportsmanship or fair play; SYN. sporting, sportsmanlike.
12. Not carrying concealed weapons.
13. (Of a record) Having no marks of discredit or offense
14. Free from clumsiness; precisely or deftly executed; SYN. neat.
15. Free of drugs

(Slang) Completely; used as intensifiers; SYN. plumb, plum.

1. To make clean by removing dirt, filth, or unwanted substances from; SYN. make clean.
2. To remove all contents or possession from, or empty completely; SYN. strip.
3. To remove unwanted substances from, such as feathers or pits, as of chickens or fruit; SYN. pick.
4. To remove shells or husks from.
5. To be cleanable.
6. To remove while making clean.

An act of cleaning dirt especially from the surface of something.