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.
(..) reactor in the shed and told everybody he was gonna provide free electricity for the whole town. Well,the only problem was,he had no what you call "fissionable" materials. Anyway,when he went on the internets to get some, a man from the government came by and sat him down real gentle, (..)2007 TvShow: The Big Bang Theory Title: The Luminous Fish Effect Season: 1 Episode 4