a knot in lumber less than 1/2 inch (1.3 cm) in diameter.
[ping-koh] /ˈpɪŋ koʊ/ Older Slang: Disparaging. noun, plural pinkos, pinkoes. 1. a person with left-wing, but not extreme, political opinions. 2. a person who leans toward communist ideology. adjective 3. 1 (def 10). /ˈpɪŋkəʊ/ noun (mainly US, derogatory) (pl) -os, -oes 1. a person regarded as mildly left-wing n. 1936, derogatory slang form of pink […]
noun 1. . noun 1. a rhododendron, Rhododendron macrophyllum, of western North America, having large clusters of rose-purple flowers spotted with brown: the state flower of Washington.
[pingk-root, -roo t] /ˈpɪŋkˌrut, -ˌrʊt/ noun 1. the of any of various plants belonging to the genus Spigelia, of the logania family, especially that of S. marilandica of the U.S., that is used as a vermifuge. 2. any of these plants. /ˈpɪŋkˌruːt/ noun 1. any of several loganiaceous plants of the genus Spigelia, esp S. […]
noun, Plant Pathology. 1. a disease of onions and other plants, characterized by pink, withered roots, caused by a fungus, Pyrenochaeta terrestris.