1725, "hard blow," from smash (v.). Meaning "broken-up condition" is from 1798; that of "failure, financial collapse" is from 1839. Tennis sense is from 1882. Meaning "great success" is from 1923 ("Variety" headline, Oct. 16, in reference to Broadway productions of "The Fool" and "The Rise of Rosie O'Reilly").[smash etymology, smash origin, 英语词源]