noun
( abbr. SIN ) a number that the Canadian government uses to identify you, and that you use when you fill out official forms, apply for a job, etc.
noun
( abbr. SIN ) a number that the Canadian government uses to identify you, and that you use when you fill out official forms, apply for a job, etc.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005