Accompany defined as going along with or occurring in association with, guiding interpretation of coexisting legal acts or documents. Accompany denotes the act of going along with or attending as a companion or associate, and includes occurrences that arise in association with another event or person. It signals co-presence or concurrence and is used in legal drafting and analysis to indicate that one act, document, or circumstance exists together with or in relation to another. Definition from Black's Law Dictionary, 6th Edition.