Pronunciation: - ' ko ̇ r
Function: adjective
Date: 1940
1 a : of, relating to, or being part of a hard core < hard-core poverty> <the hard-core unemployed> b : CONFIRMED , DIE-HARD < hard-core rock fans> <a hard-core liberal>
2 of pornography : containing explicit descriptions of sex acts or scenes of actual sex acts ― compare SOFT-CORE
3 : characterized by or being the purest or most basic form of something : FUNDAMENTAL <a room gussied up in hard-core French provincial style ― John Canaday>