A blockade runner is usually a lighter-weight ship used for evading a naval blockade of a port or strait, as opposed to confronting the blockaders to break the blockade. Very often blockade running is done in order to transport cargo, for example to bring food or arms to a blockaded city. In other cases the blockade runners would carry mail in an ...
[n] - a ship that runs through or around a naval blockade
noun a ship that runs through or around a naval blockade
a ship or person that passes through a blockade.