(CERTAINLY NOT) [adverb] [not gradable] - certainly notYou can hardly (= You cannot) expect a pay-rise when you've only been working for the company for two weeks!You can hardly (= You cannot) blame me for it when I wasn't even there!Well don't be angry with me - it's hardly my fault (= it's not my fault) that it's raining!
HARDLY
Meaning of HARDLY in English
Cambridge English vocab. Кембриджский английский словарь. 2012