cheat sheet

American  

[cheet sheet] / ˈtʃit ˌʃit /

noun

Informal.

1. a sheet of paper or a digital document containing information used by a student for cheating on an exam or in the classroom.

   She had a cheat sheet for the history test with a list of the correct answers.

2. a document containing notes or other aids used as a reference in studying or remembering certain information.

   I used a cheat sheet with statistics and bar graphs to prepare for my radio interview.

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Etymology

Origin of cheat sheet

First recorded in 1935–40

Example Sentences

TurboQuant is an algorithm designed to address bottlenecks in the key-value cache, which Google describes as a “digital cheat sheet,” effectively acting as the short-term memory for an artificial-intelligence model.

From Barron's

There are ways to compress information to fit more of it onto this cheat sheet but it still fills up quickly.

From Barron's

But in case you're only just joining the awards race, here's a quick cheat sheet of which films have the most longlist mentions at the Bafta Film Awards, and what they're about:

From BBC

That included helping him create a cheat sheet that listed when to use each card.

From The Wall Street Journal

Here’s a year-end cheat sheet for making the most of it.

From MarketWatch