0 to invent something, such as an excuse or a story, often in order to deceive:
1 to prepare or arrange something by putting different things together:
3 to reduce or replace something, usually an amount of time or work, that has been lost:
She told us stories about her family, but they were all made up.
There was no fire - he made it all up.
If you can't think what to write, just make something up.
