Definition of waler:
(n) :
(Australia, India) A breed of light saddle horse from Australia, once favoured as a warhorse.
(n) :
(structural engineering) A plank of wood, block of concrete, etc., used for support or to maintain required separation between components in order to help maintain the form of a construction under stress.
(n) :
Alternative form of waler (“breed of horse”). [(Australia, India) A breed of light saddle horse from Australia, once favoured as a warhorse.]