middle class
adjective(mid-dle-class)
of or relating to the middle class; especially : characterized by a high material standard of living, sexual morality, and respect for property
middle class
noun(mid-dle-class)
a class occupying a position between the upper class and the lower class; especially : a fluid heterogeneous socioeconomic grouping composed principally of business and professional people, bureaucrats, and some farmers and skilled workers sharing common social characteristics and values