(computing) A serial communication physical interface through which data is transferred in or out one bit at a time.

(idiomatic, military, of a weapon) Held with two hands as in "port arms", but carried well above the head. The high port is often the position taught for running (at the double) or charging.

plural of serial port

plural of port wine

plural of port city

A city built around a port, for its defence, to provide infrastructural support, or as parasitic urban sprawl.

(military, usually as imperative) To carry one's personal firearm diagonally in front of the body.

(military) The position of a weapon carried diagonally in front of the body.

(computing) A physical interface capable of transmitting multiple bits of data simultaneously.

(computing) An I/O port, on earlier PCs, used for the attachment of a joystick or similar hardware