off
to sell sth at an auction , especially sth that is no longer needed or wanted :
The Army is auctioning off a lot of surplus equipment.
off
to sell sth at an auction , especially sth that is no longer needed or wanted :
The Army is auctioning off a lot of surplus equipment.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005