1. adj.Free of dirt or impurities or protruberances.:
2. adj. Not dirty.
Are these dishes clean? Your room is finally clean!
3. adj. In an unmarked condition.
Put a clean sheet of paper into the printer.
4. adj. (aerodynamics) Allowing an uninterrupted flow over surfaces, without protrusions such as racks or landing gear.
5. adj. Empty.
The cargo hold is clean. Mister, I want to see a clean dinner plate or there'll be no dessert for you.
6. adj. (of metal) Having relatively few impurities.
clean steel
7. adj.Free of immorality or criminality.:
8. adj. Pure, especially morally or religiously.
Our kids can watch this movie because it is clean.
9. adj. Not having used drugs or alcohol.
I've been clean this time for eight months.
10. adj. (of criminal, driving, etc. records) Without restrictions or penalties, or someone having such a record.
Unlike you, I’ve never caused any accidents — my record is still clean!
11. adj. (informal) Not in possession of weapons or contraband such as drugs.
I’m clean, officer. You can go ahead and search me if you want.
12. adj. (informal) Devoid of profanity.
13. adj. Smooth, exact, and performed well.
I’ll need a sharper knife to make clean cuts. a clean leap over a fence
14. adj. (obsolete) Total; utter.
15. adj. (informal) Cool or neat.
Wow, Dude, those are some clean shoes ya got there!
16. adj. (health) Being free of sexually transmitted diseases (STDs).
I want to make sure my fiancé is clean before we are married.
17. adj. That does not damage the environment.
clean energy; clean coal
18. adj. Free from that which is useless or injurious; without defects.
clean land; clean timber
19. adj. Free from restraint or neglect; complete; entire.
20. adj. Well-proportioned; shapely.
clean limbs
21. adj. (climbing, of a route) Ascended without falling.
22. subst. Removal of dirt.
This place needs a clean.
23. subst. (weightlifting) The first part of the event clean and jerk in which the weight is brought from the ground to the shoulders.
24. v. To remove dirt from a place or object.
Can you clean the windows today?
25. v. To tidy up, make a place neat.
Clean your room right now!
26. v. (transitive, climbing) To remove equipment from a climbing route after it was previously lead climbed.
27. v. (intransitive) To make things clean in general.
She just likes to clean. That’s why I married her.
28. v. (transitive, computing) To remove unnecessary files, etc. from (a directory, etc.).
29. v. (intransitive, curling) To brush the ice lightly in front of a moving rock to remove any debris and ensure a correct line; less vigorous than a sweep.
30. v. (manga fandom) To purge a raw of any blemishes caused by the scanning process such as brown tinting and poor color contrast.
31. v. To remove guts and/or scales of a butchered animal.
3. adj. Clean, tidy; free from dirt or impurities.
My room is neat because I tidied it this morning. She has very neat hair.
4. adj. Free from contaminants; unadulterated, undiluted. Particularly of liquor and cocktails; see usage below.
I like my whisky neat.
5. adj. (chemistry) Conditions with a liquid reagent or gas performed with no standard solvent or cosolvent.
The Arbuzov reaction is performed by adding the bromide to the phosphite, neat. The molecular beam was neat acetylene.
6. adj. (archaic) With all deductions or allowances made; net.
7. adj. Having a simple elegance or style; clean, trim, tidy, tasteful.
The front room was neat and carefully arranged for the guests.
8. adj. Well-executed or delivered; clever, skillful, precise.
Having the two protagonists meet in the last act was a particularly neat touch.
9. adj. (North American, colloquial) Good, excellent, desirable.
Hey, neat convertible, man.
10. subst. (informal) An artificial intelligence researcher who believes that solutions should be elegant, clear and provably correct. Compare scruffy.
1. adj. Free of flaws or imperfections; unsullied.
2. adj. Free of foreign material or pollutants.
3. adj. Free of immoral behavior or qualities; clean.
4. adj. (of a branch of science) Done for its own sake instead of serving another branch of science.
5. adj. (phonetics) Of a single, simple sound or tone; said of some vowels and the unaspirated consonants.
6. adj. (of sound) Without harmonics or overtones; not harsh or discordant.
7. adv. (Liverpool) to a great extent or degree; extremely; exceedingly.
You’re pure busy.
8. subst. (obsolete, colloquial, euphemistic, sometimes pluralized) Feces, especially dog feces gathered in pre-20th-century England for use in the tanning of leather.
9. v. (golf) to hit (the ball) completely cleanly and accurately
Tiger Woods pured his first drive straight down the middle of the fairway.
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