0 a small group of people within a larger group, who strongly believe in the group's principles and usually have a lot of power in it: --
1 the pieces of broken stone, brick, etc. used to make the base under a floor, path, or road --
2 showing sexual acts clearly and in detail: --
hard-core pornography
3 used to describe people who strongly believe in something: --
4 unlikely to change, or difficult to change: --
a hard-core conservative
hard-core poverty
5 the people who are the most interested and involved in an organization, group, or activity: --
As those with shorter sentences who did not reoffend were able to take off their crosses, the remaining cross-wearers were identified as a hard core of heretical sympathisers.
This hard core consisted of older and more devoted members, but they were probably less vigorous and did not proselytise to the same extent as before.
However, the second argument strikes even "hard core" retributivists as peculiar.
The music ranged through the various dance styles from frenetic hard core and jungle to the more gentle ambient.
Mathematics has an objective, ever-expanding hard core, the growth of which is conditioned by socially and historically determined images of mathematics.
But we come back to the hard core of 12 to 15 percent who just refuse to conform.
In contradistinction, if "crazy" was the hard core of the relationship, then the relationship could be classified as "crazy (known)".
Both hard core and soft core had their families in mind.