The meaning of hardcore is of, relating to, or being part of a hard core : Marked by or involving a persistent state or circumstance. How to use hardcore in a sentence.

Hardcore was heavily involved in the rise of the independent record labels in the 1980s … Hardcore punk music, or simply hardcore music, emerged in the late 1970s on the heels of the punk rock movement that began to appear earlier in the decade. Hardcore has many commonalities with punk, …