My parents never felt that I was college 'material'. [=that I was someone who should go to college]
Her boss regards her as executive 'material'. [=as someone who would make a good executive]
The comedian gets his 'material' from things that have happened to him.
(..) You'll see. This afternoon? No, we have auditions this afternoon. Oh, right. I mean... I don't think I wanna do the play. Meet me in the teacher's parking lot at three. I'll have the materials. Okay. Wait what was your name? Lady Bird. Weird. -Ladies! (..)2017 Lady Bird