Mergers and Acquisitions (M&A) Lara Antal/Investopedia The term mergers and acquisitions (M&A) refers to the consolidation of companies or their major business assets through financial transactions between companies. A company may purchase and absorb another company outright, merge with it to create a new company, acquire some or all of its major assets, make a tender offer for its stock, or stage a hostile takeover. All are M&A activities. The term M&A also is used to describe the divisions ...