A Notion (n.) is an idea that has never been outdoors.
12 definitions
A Notion (n.) is an opinion before it has hired a lawyer.
A Notion (n.) survives longest in people who never have to build it.
A Notion (n.) is like a name for a band you will never start.
A Notion (n.) is what you call a belief when you still want an exit.
A Notion (n.) is an idea you can hold without having to defend it.
A Notion (n.) hardens into conviction the moment it is contradicted.
A Notion (n.) keeps its charm by never being written down where somebody could check it.