1rare (As a count noun.) A product which affects or improves one's mind.
2Material (especially books) which provides mental stimulation.
Software which closely imitates or interacts with the human mind; an artificial intelligence or virtual reality program.
4A person's mind, especially intellectual faculties or thought processes, regarded as variously analogous to computer software. Hence in extended use: human intelligence or expertise, especially seen as a commodity.
1970s; earliest use found in The Washington Post. From mind + ware.