HCG Views 6 meanings found HCG most often denotes the hormone human chorionic gonadotropin, but it also appears in health groups, gaming circles as Hard Core Gamer, computing shorthand, and corporate names like Home Capital Group. Medical Human Chorionic Gonadotropin High Cholesterol Group Human Chorionic Gonadatropin Computing Hide Codes Galore Business Home Capital Group Incorporated Sports Hard Core Gamer