IBM
n. uncountablen. Stands for International Business Machines. A very large and famous American technology company that has been around for a long time. It is known for making computers and providing business services to other companies.
n. Abbreviation for International Business Machines. A multinational technology and consulting corporation, historically significant for its role in the development of mainframe computers and modern computing standards.
He works as a software engineer at IBM.
Many large banks still rely on IBM systems to process millions of financial transactions every day.
The transition of IBM from a hardware-focused manufacturer to a global leader in cloud computing and artificial intelligence illustrates the rapid evolution of the late twentieth-century tech sector.
Typically functions as a proper noun; used without an article unless modifying another noun.