Tying a sheepshank is plain knots if you ask me.
A pirate ship is assailing vessel.
A ship without a rudder has taken a stern for the worse.
Vacations were cheaper before steamships, because cruises were always on sail.
If you’re at sea and want to hold an election, you have to cast your ballast.
My wife is turned on by men with yachts. So I bought one. I guess turn a boat is foreplay.
Navy officers tend to behave admiralbly.