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.
(..) Dialogue: ..,Default,,,Where did drea get her drugs? Dialogue: ..,Default,,,I wouldn't know. Dialogue: ..,Default,,,Alex, you're a material witness\Nin this case. Dialogue: ..,Default,,,I'll just keep asking\Nyou questions Dialogue: ..,Default,,,until you remember. (..)2016 TvShow: Bones Title: The Death in the Defense Season: 11 Episode 11