Dysphemism
WordNet
noun
(1) An offensive or disparaging expression that is substituted for an inoffensive one
"His favorite dysphemism was to ask for axle grease when he wanted butter"
WiktionaryText
Noun
- The use of a word or phrase to replace another and that is considered more offensive or more vulgar than the word or phrase it replaces.
- A word or phrase that is used to replace another in this way.
Usage notes
Examples:
- bullshit for lies or nonsense
- worm food or kick the bucket for death (compare euphemisms: passed away, no longer with us)
- on the rag/red/blob or Riding the crimson wave for menstruation
- dead tree edition for the paper version of a publication that can be found online
- snail mail for traditional postal mail