adjective
very high; too high :
His confidence is still sky-high.
sky-high interest rates
► ˌsky-ˈhigh adverb :
After the election, prices went sky-high.
adjective
very high; too high :
His confidence is still sky-high.
sky-high interest rates
► ˌsky-ˈhigh adverb :
After the election, prices went sky-high.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005