Latin: A burden or load; a weight The lading, burden, or cargo of a vessel. A charge; an incumbrance. Cum onere, (q. v.) with the incumbrance. Onus episeopale. Ancient customary payments from the clergy to their diocesan bishop, of synodals, pentecostals, etc. Onus importandi The charge of importing merchandise, mentioned in St. 12 Car. II. c. 28. Onus probandi Burden of proving; the burden of proof. The strict meaning of the term “onus probandi” is that if no evidence is adduced by the party on whom the burden is cast, the issue must be found against him. Davis v. Rogers, 1 Houst (Del.) 44.