Entry Word: make up

Function: verb

Meaning: 1 to be all the substance of <the book is made up of 20 chapters> — see constitute 1
2 to create or think of by clever use of the imagination <your assignment is to make up a new society that would not repeat the mistakes of our own> — see invent
3 to form by putting together parts or materials <weʼll have to make up the bookcase, which came in a box marked “some assembly required”> — see build