noun
: a vertical steel plate that is used to secure a locomotive boiler to a casting that binds together the frames of a locomotive at a point just in front of the firebox — compare waist sheet
noun
: a vertical steel plate that is used to secure a locomotive boiler to a casting that binds together the frames of a locomotive at a point just in front of the firebox — compare waist sheet
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012