Abate meaning : Abatement. (obsolete outside law) To put an end to; to cause to cease. To become null and void. To nullify; make void. To humble; to lower in status; to bring someone down physically or mentally. To be humbled; to be brought down physically or mentally. To curtail; to deprive. To reduce in amount, size, or value. To decrease in size, value, or amount. To moderate; to lessen in force, intensity, to subside. To decrease in intensity or force; to subside. To deduct or omit. To bar or except. To cut away or hammer down, in such a way as to leave a figure in relief, as a sculpture, or in metalwork. To dull the edge or point of; to blunt. To destroy, or level to the ground.