port 1 (pôrt)n.1. a. A place on a waterway with facilities for loading and unloading ships.b. A city or town on a waterway with such facilities.c. The waterfront district of a city.2. A place along a coast that gives ships and boats protection from storms and rough water; a harbor.3. A port of entry.[Middle English, from Old English, from Latin portus; see per- in Indo-European roots.]port 2 (pôrt)n. The left-hand side of a ship or aircraft facing forward. Also called larboard.adj. Of, relating to, or on the port.tr. & intr.v. port·ed, port·ing, ports To turn (a craft) or make a shift to the port side: port the helm; ported sharply to avoid a shoal.[Probably from port side, from port.]port 3 (pôrt)n.1. Nautical a. An opening in a ship’s side providing access to the interior.b. A porthole.c. Archaic A cover for a porthole.2. An opening, as in a cylinder or valve face, for the passage of steam or fluid.3. A hole in an armored vehicle or a fortified structure for viewing or for firing weapons.4. a. An entrance to or exit from a data network.b. A connection point for a peripheral device.5. Scots A gateway or portal, as to a town.tr.v. port·ed, port·ing, ports Computers To modify (software) for use on a different machine or platform.[Middle English, gate, porthole, from Old French porte, gate, from Latin porta; see per- in Indo-European roots.]port 4 also Port (pôrt)n. A rich sweet fortified wine.[After Oporto.]port 5 (pôrt)tr.v. port·ed, port·ing, ports To hold or carry (a weapon) diagonally across the body, with the muzzle or blade near the left shoulder.n.1. The position of a rifle or other weapon when ported.2. The manner in which one carries oneself; bearing.[French porter, to carry, from Old French, from Latin port?re; see per- in Indo-European roots. N., Middle English porte, from Old French port, from porter, to carry.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.port (p??t) n1. (Nautical Terms) a town or place alongside navigable water with facilities for the loading and unloading of ships2. (Law) See port of entry[Old English, from Latin portus harbour, port]port (p??t) n (Nautical Terms) a. the left side of an aircraft or vessel when facing the nose or bowb. (as modifier): the port bow. Compare starboard1vb (Nautical Terms) to turn or be turned towards the port[C17: origin uncertain]port (p??t) n (Brewing) a sweet fortified dessert wine[C17: after Oporto, Portugal, from where it came originally]port (p??t) n1. (Nautical Terms) nautical a. an opening in the side of a ship, fitted with a watertight door, for access to the holdsb. See porthole12. (Fortifications) a small opening in a wall, armoured vehicle, etc, for firing through3. (Mechanical Engineering) an aperture, esp one controlled by a valve, by which fluid enters or leaves the cylinder head of an engine, compressor, etc4. (Electronics) electronics a logic circuit for the input and output of data5. chiefly Scot a gate or portal in a town or fortress[Old English, from Latin porta gate]port (p??t) militaryvb (Military) (tr) to carry (a rifle, etc) in a position diagonally across the body with the muzzle near the left shouldern (Military) this position[C14: from Old French, from porter to carry, from Latin port?re]port (p??t) vb (Computer Science) (tr) computing to change (programs) from one system to another[C20: probably from port4]port (p??t) nAustral (esp in Queensland) a suitcase or school case[C20: shortened from portmanteau]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014port1 (p?rt, po?rt) n. 1. a city, town, or other place where ships load or unload. 2. a place along a coast in which ships may take refuge from storms; harbor. 3. Also called port of entry. a. any place where imported goods may be received into a country subject to inspection by customs officials. b. any place where travelers or immigrants may enter a country. 4. a geographical area that forms a harbor. [before 900; Middle English, Old English