age of red-hot mama (noun) Roaring Twenties: the 1920s era
Sinonime: all sewn up, belief, cert,
certainty, cinch, dead certainty, definiteness,
destiny, foregone conclusion, lock*, open and shut case, open-and-shut case, positiveness, rain or shine, safe bet, shoo-in, shoo-in, small risk, sure bet, surefire, surety