Empiricoitus Share definition Flag (ĕm-pîr ĭ-kō'ĭ-təs) adj. 1. derived from experiment, experience, or observation of sexual intercourse. Dr. Ruth Westheimer may be an empiricoitus expert. Empiricoitus by KERMlT December 18, 2010 0 0 Get merch Get the Empiricoitus mug. Buy Now — $32.95 See more merch