port1
  
  n.
 a town or city with a harbour or access to navigable water where ships load or unload. 
▸a harbour.
 
  Phrase
  
    - port of call
 a place where a ship or person stops on a journey.  - port of entry
 a harbour or airport where customs officers are stationed to oversee passengers and goods entering or leaving a country. 
   
  Etymology
  OE, from L. portus ‘harbour’.
 
  
    
port2
  
  n.
 a sweet dark red (occasionally brown or white) fortified wine, originally from Portugal.
 
  Etymology
  shortened form of Oporto, a port in Portugal from which the wine is shipped.
 
  
    
port3
  
  n.
 the side of a ship or aircraft that is on the left when one is facing forward. The opposite of 
starboard.
v.
 turn (a ship or its helm) to port.
 
  Etymology
  C16: prob. orig. the side containing an entry port or facing the port (quayside) for loading.
 
  
    
port4
  
  n.
     - an opening in the side of a ship for boarding or loading. 
▸a porthole.
 - an opening for the passage of steam, liquid, or gas.
 - 
(also gun port)
 an opening in the body of an aircraft or in a wall or armoured vehicle through which a gun may be fired.
 - Electronics  a socket in a computer network into which a device can be plugged.
 - chiefly Scottish a gate or gateway, especially into a walled city.
 
 
  Etymology
  OE, from L. porta ‘gate’.
 
  
    
port5
  
  v.
  - Computing  transfer (software) from one system or machine to another.
 - Military  carry (a rifle or other weapon) diagonally across and close to the body with the barrel or blade near the left shoulder.
 
n.
   - Military  the position required by an order to port a weapon.
 - literary a person's carriage or bearing.
 - Computing  an instance of porting software.
 
 
  Etymology
  ME: from OFr. port ‘bearing, gait’, from porter, from L. portare ‘carry’.
 
  
    
port6
  
  n.
 Austral. informal a suitcase or travelling bag.
 
  Etymology
  C19: abbrev. of portmanteau.