(architecture) The top layer of a brick wall, especially one that slopes in order to throw off water.
1914, Louis Joseph Vance, Nobody Chapter 1, Three chairs of the steamer type, all maimed, comprised the furniture of this roof-garden, with (by way of local colour) on one of the copings a row of four red clay flower-pots filled with sun-baked dust ….
(psychology) The process of managing taxing circumstances, expending effort to solve personal and interpersonal problems, and seeking to master, minimize, reduce or tolerate stress or conflict.