noun
: a small triangular or diamond-shaped piece of thin sheet metal used to hold a pane of glass in a wooden sash while the putty is hardening or in case the putty loosens
noun
: a small triangular or diamond-shaped piece of thin sheet metal used to hold a pane of glass in a wooden sash while the putty is hardening or in case the putty loosens
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012