™ noun
a screw with a hole that has six sides
••
WORD ORIGIN
1930s: from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut.
™ noun
a screw with a hole that has six sides
••
WORD ORIGIN
1930s: from the name of the manufacturer, the Allen Manufacturing Company, of Hartford, Connecticut.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005