Definition of "Scheme" :

noun: a schematic or preliminary plan

noun: an elaborate and systematic plan of action

noun: an internal representation of the world; an organization of concepts and actions that can be revised by new information about the world

noun: a statement that evades the question by cleverness or trickery

noun: a group of independent but interrelated elements comprising a unified whole

verb: form intrigues (for) in an underhand manner

verb: devise a system or form a scheme for