noun
office computer
Abbreviation of オフィスコンピューター. Refers to a mid-range business computer, typically smaller than a mainframe but larger than a personal computer, used for office tasks. The term is somewhat dated; modern equivalents are often just called servers or business PCs.
See also: オフィスコンピューター
昔は多くの会社がオフコンを導入していた。
In the past, many companies used office computers.
オフコンは今ではほとんど見かけなくなった。
Office computers are rarely seen nowadays.