n 1 : physical material from which something is made or which has discrete existence <the of nerve tissue> 2 : matter of particular or definite chemical constitution 3 : something (as drugs or alcoholic beverages) deemed harmful and usu. subject to legal restriction <possession of a controlled > <has a problem> .
of nerve tissue> 2 : matter of particular or definite chemical constitution 3 : something (as drugs or alcoholic beverages) deemed harmful and usu. subject to legal restriction <possession of a controlled 
