humus n 1: partially decomposed organic matter; the organic component of soil 2: a thick spread made from mashed chickpeas, tahini, lemon juice and garlic; used especially as a dip for pita; originated in the Middle East [syn: {hummus}, {humus}, {hommos}, {hoummos}, {humous}]
Humus \Hu"mus\, n. [L., the earth, ground, soil.] That portion of the soil formed by the decomposition of animal or vegetable matter. It is a valuable constituent of soils. --Graham. [1913 Webster]