A complicated plot or scheme intended to effect some purpose by secret artifice; conspiracy; stratagem.
The plot of a play or romance; a complicated scheme of designs, actions, and events.
A secret and illicit love affair between two persons of different sexes; an amour; a liaison.
n. the plot or plan in a secret or sneaky way; scheme.
a crafty and involved plot to achieve your (usually sinister) ends
a clandestine love affair