Foistware

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Software that is installed without the user's knowledge or consent, often bundled with another product. derogatory, uncountable

    "They can acquire viruses, worms, foistware, and back doors."

Example

More examples

"They can acquire viruses, worms, foistware, and back doors."

Etymology

From foist + -ware.

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