fire-crotch in English dictionary fire-crotch Meanings and definitions of "fire-crotch" (slang, vulgar, sometimes derogatory) A person who has, or is assumed to have, red pubic hair. noun (slang, vulgar, sometimes derogatory) A person who has red pubic hair. more Grammar and declension of fire-crotch fire-crotch ( plural fire-crotches) fire-crotch (plural fire-crotches) more Sample sentences with "fire-crotch" Declension Stem Try again Authors