EAR
1 none. 1 organ of hearing, esp. Its external part. 2 faculty for discriminating sounds (an ear for music). 3 attention, esp. Sympathetic (give ear to; have a person`s ear). ? all ears listening attentively. Have (or keep) an ear to the ground be alert to rumours or trends. Up to one`s ears (often foll. By in) colloq. Deeply involved or occupied. [old english]