noun
: a barrier consisting of horizontal bars dropped into grooves in the abutments of a pass through a dam or of planks set on end and removable in case of flood
noun
: a barrier consisting of horizontal bars dropped into grooves in the abutments of a pass through a dam or of planks set on end and removable in case of flood
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012