roughnotes
plural nounUK /ˈrʌf nəʊts/
US /ˈrʌf noʊts/
Quick, messy notes you write down before making them neat.
She jotted roughnotes during the lecture and typed them up later.
OTHER MEANINGS
2. Unofficial or unpolished written records kept for personal use.
The detective's roughnotes helped him remember every detail of the case.
3. Early ideas written down before a final version is made.
His roughnotes for the story were full of crossed-out sentences.
4. Brief, informal comments written quickly to aid memory.
I left roughnotes in the margin of the book so I could review them later.