fifties
From or evoking the 51st through 60th years of a centuryFrom or evoking the 51st through 60th years of a century (chiefly the 1950s).
/ˈfɪftiz/
Meaning
1 senses(not comparable)From or evoking the 51st through 60th years of a century (chiefly the 1950s).
Don't bring ambrosia, this isn't a fifties potluck.