1.
not very good in quality :
Her spelling isn't too hot.
2.
not feeling well :
'How are you today?' 'Not so hot, I'm afraid.'
1.
not very good in quality :
Her spelling isn't too hot.
2.
not feeling well :
'How are you today?' 'Not so hot, I'm afraid.'
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005