USB
Computers.
universal serial bus: an external serial bus interface standard for connecting peripheral devices to a computer, as in USB port; USB cable.
British Dictionary definitions for usb port (1 of 2)
USB port
noun
computing
a type of serial port for connecting peripheral devices in a system
British Dictionary definitions for usb port (2 of 2)
USB
abbreviation for
Universal Serial Bus: a standard for connection sockets on computers and other electronic equipment