Sailing about without an exact destination, usually for pleasure.
Driving around without an exact destination as a social activity
Walking or driving about a locality in search of a casual sex partner, especially among gay males.
Navigation; the skill needed to operate and navigate a vessel
Motion across a body of water in a craft powered by the wind, as a sport or otherwise
a scheduled voyage by a ferry or ship.
the time of departure from a port
Travelling by ship.