The most important one out of a related group.
The ship occupied by the fleet's commander (usually an admiral); it denotes this by flying his flag.
The ship regarded as most important out of a group, e.g. a nation's navy or company's fleet.
To act as a flagship for.
A person or thing that is seminal and influential.
The front part of a semi-trailer type truck, i.e., the tractor to which the trailer part attaches.
A military or heavy construction vehicle.
The initial agent that is the cause of all things.
A machine, such as a water wheel or steam engine, that receives and modifies energy as supplied by some natural source or fuel and transforms it into mechanical work