Clean \Clean\ (kl[=e]n), a. [Compar. {Cleaner} (kl[=e]n"[~e]r); superl. {Cleanest}.] [OE. clene, AS. cl[=ae]ne; akin to OHG. chleini pure, neat, graceful, small, G. klein small, and perh. to W. glan clean, pure, bright; all perh. from a primitive, meaning bright, shining. Cf. {Glair}.] 1. Free from dirt or filth; as, clean clothes. [1913 Webster] 2. Free from that which is useless or injurious; without defects; as, clean land; clean timber. [1913 Webster] 3. Free from awkwardness; not bungling; adroit; dexterous; as, a clean trick; a clean leap over a fence. [1913 Webster] 4. Free from errors and vulgarisms; as, a clean style. [1913 Webster] 5. Free from restraint or neglect; complete; entire. [1913 Webster] When ye reap the harvest of your land, thou shalt not make clean riddance of corners of thy field. --Lev. xxiii. 22. [1913 Webster] 6. Free from moral defilement; sinless; pure. [1913 Webster] Create in me a clean heart, O God. --Ps. li. 10 [1913 Webster] That I am whole, and clean, and meet for Heaven --Tennyson. [1913 Webster] 7. (Script.) Free from ceremonial defilement. [1913 Webster] 8. Free from that which is corrupting to the morals; pure in tone; healthy. ``Lothair is clean.'' --F. Harrison. [1913 Webster] 9. Well-proportioned; shapely; as, clean limbs. [1913 Webster] {A clean bill of health}, a certificate from the proper authority that a ship is free from infection. {Clean breach}. See under {Breach}, n., 4. {To make a clean breast}. See under {Breast}. [1913 Webster]