Supercookie

noun, slang

noun, slang ·Uncommon ·College level

Definitions

Noun
  1. 1
    A data store on a user's computer that can be accessed by websites and used as a more persistent form of cookie. informal

    "The SharedObject class is familiar to many Flash programmers as a way to create a kind of supercookie; a local shared object (LSO) can store ActionScript data on the client between sessions."

Example

More examples

"The SharedObject class is familiar to many Flash programmers as a way to create a kind of supercookie; a local shared object (LSO) can store ActionScript data on the client between sessions."

Etymology

From super- + cookie.

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