Simple Definition of hard core

from our Learner's Dictionary

hard core

noun

: a small number of very active and enthusiastic members of a group : the most devoted and active members of a group
He knows that he can count on the support of a hard core of party loyalists.

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“Hard core.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/hard%20core. Accessed 27 Jul. 2026.

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