FireWire (?fa???wa??) n (Computer Science) trademark computing a proprietary name for the internationally agreed standard IEEE1394, a high-performance interface which allows for the connection of peripherals such as modems, printers, and mass storage devicesCollins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014