a kiln.-a channel or arm of the sea; a river; a stream; as, the channel between staten island and bergen neck is the kill van kull, or the kills; -- used also in composition; as, schuylkill, catskill, etc.-to deprive of life, animal or vegetable, in any manner or by any means; to render inanimate; to put to death; to slay.-to destroy; to ruin; as, to kill one's chances; to kill the sale of a book.-to cause to cease; to quell; to calm; to still; as, in seamen's language, a shower of rain kills the wind.-to destroy the effect of; to counteract; to neutralize; as, alkali kills acid.