from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A document, especially a sheet of paper, containing information, such as test answers, used for cheating.
- n. A document containing summarized information used for quick reference.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A sheet of paper containing notes used to assist (with or without permission) on a test.
- n. Any summary or quick reference used as a shortcut or reminder, a crib sheet.
Sorry, no etymologies found.
I had a walkie-talkie, a black-stocking balaclava, a flashlight, and a cheat sheet for Morse code.