Step-incest

noun, slang

noun, slang ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    Sexual relations with a steprelative. informal, uncountable

    "With "Billy & Billie" LaBute makes his characters face the toil and trouble of a budding relationship, while struggling to carry the additional burden of a very deep-seated taboo of incest, even if it is step-incest."

Example

More examples

"With "Billy & Billie" LaBute makes his characters face the toil and trouble of a budding relationship, while struggling to carry the additional burden of a very deep-seated taboo of incest, even if it is step-incest."

Etymology

From step- + incest.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.