like hell

Adverb (2)

1. with great speed or effort or intensity“drove like crazy”“worked like hell to get the job done”“ran like sin for the storm cellar”“work like thunder”“fought like the devil”Synonyms: like helllike madlike crazylike sinlike thunderlike the devil
2. used ironically to indicate the opposite of what is stated“says he'll help me? Like hell he will!”Synonyms: like hell