Where ships tie up to load and unload (4)
I believe the answer is:
quay
(Other definitions for quay that I've seen before include "Landing area" , "Landing-place" , "Pier" , "Dock's loading area" , "Jetty" .)
I believe the answer is:
quay
(Other definitions for quay that I've seen before include "Landing area" , "Landing-place" , "Pier" , "Dock's loading area" , "Jetty" .)