matter (noun)
1: that which has mass and occupies space; "an atom is the smallest indivisible unit of matter" [syn: substance]
2: a vaguely specified concern; "several matters to attend to"; "it is none of your affair"; "things are going well" [syn: affair, thing]
3: some situation or event that is thought about; "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police" [syn: topic, subject, issue]
4: a problem; "is anything the matter?"
5: (used with negation) having consequence; "they were friends and it was no matter who won the games"
6: written works (especially in books or magazines); "he always took some reading matter with him on the plane" v : have weight; have import, carry weight; "It does not matter much" [syn: count, weigh]