noun
1.
the company that sells the largest quantity of a particular kind of product
2.
a product that is the most successful of its kind
noun
1.
the company that sells the largest quantity of a particular kind of product
2.
a product that is the most successful of its kind
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005