whump

noun

1. (countable, informal)A soft thumping sound.
2. (slang, uncountable)A genre of fan fiction in which a character endures injury, torture, or other forms of physical and mental suffering.

   “By embracing dark genres of slash such as ‘squick’ and ‘whump’, the art of mythagowood purposely skirts parameters of taste and acceptability.”

   “Narrative devices shared by Hannibal and fanfiction include “whump,” the vivid abuse and torture of a character, a popular convention across certain types of fanfiction: Graham is knocked out, shot, stabbed, gutted, sawed open, and subjected to induced seizures.”

   “However, further research with a larger sample and encompassing more fandoms would be necessary to confirm this potential explanation of this trend and to explore the impact of other factors, such as assigning characters a physical and/or mental disability or illness for the purpose of whump or hurt/comfort stories.”

verb

1. (informal, transitive)To strike something with a whump.
2. To make a soft thumping sound.

   “[…] the sound of sheets drying on a line a windy day: whumping, whushing.”