Definitions for caffeinatedˈkæf əˌneɪ tɪd
Random House Webster's College Dictionary
caf•fein•at•edˈkæf əˌneɪ tɪd(adj.)
Category: Common Vocabulary
Origin of caffeinated:
Containing caffeine naturally (e.g., coffee, tea, and cacao [whose seeds are used to make cocoa, chocolate, and their various derivative products]) or as an additive (e.g., soft drinks, sports drinks, or energy drinks).
Overly peppy or energetic (as in a person or pet).