Brainteasing

adj, slang

adj, slang ·Uncommon ·College level

Definitions

Adjective
  1. 1
    Puzzling; mentally challenging. informal, not-comparable

    "a brainteasing riddle"

Etymology

From brain + teasing.

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