Definition of "rely upon" []

• Put trust in with confidence (verb)

WordNet. Princeton University. 2010.

• "Rather than rely upon actually selling jugs of the stuff, he authored the perpetually out-of-print and consistently in demand book Me and My Likker and set out on a mission of bizarre celebrity."
• "The Baschkirs rely upon their ` ` devil-seer '' who discovers the presence of the evil spirit and drives him away if rewarded by the present of a sum of money or a fat sheep."
• "In 1440 Lorenzo Valla counselled Eugenius IV not to rely upon the"