D defs.my
Entry 2 senses Webster, 1913

Underplot

· Un·der·plot · IPA
01 n. A series of events in a play, proceeding collaterally with the main story, and subservient to it.
  1. 1.
    A series of events in a play, proceeding collaterally with the main story, and subservient to it.
  2. 2.
    A clandestine scheme; a trick.