Tinfoily

adj, slang

adj, slang ·Uncommon ·College level

Definitions

Adjective
  1. 1
    Resembling or characteristic of tinfoil.

    "It tinkles. As it skitters along the ground, it makes a tinny, tinfoily little noise as its edges scrape along the concrete."

  2. 2
    Characteristic of or prone to paranoia or conspiracy theories. derogatory, informal

    "By the time you land an engineering gig at Apple, you are a twitchy, tinfoily mess."

Example

More examples

"It tinkles. As it skitters along the ground, it makes a tinny, tinfoily little noise as its edges scrape along the concrete."

Etymology

From tinfoil + -y.

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