A plot subordinate to the main plot of a literary work or film. Also called counterplot, underplot. (noun)
A subdivision of a plot of land, especially a plot used for experimental purposes. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "subplot" in a sentence
"Just about every lingering subplot is either resolved or set up for resolution, which doesn't leave much old business for next week's conclusion."
"The vampires seem real making the hunt for them feel genuine; while the romantic second chance at love subplot is cleverly developed as both have a lot of trust issues to overcome although Reign seems indifferent to his knowing that his wife was going to betray him feels off base."
"Looks like the Mack vs. Major Ryan subplot is going to erupt next week."