black sage

noun

Definition of black sage

1 : a woolly-leaved plant (Trichostema lanatum) native to southern California and Mexico
2 : any of several plants of the genus Cordia especially : an introduced weed (C. macrostachya) that is a serious pest in sugar plantations on Mauritius
3 : a common highly inflammable California sage (Salvia mellifera) that is the chief source of sage honey
4 : either of two sagebrushes (Artemisia arbuscula and A. tridentata) of the western U.S.
5 : a California herb (Audibertia stachyoides)