Examples from the Web for boat drill
Historical Examples of boat drill
As dangerous rival attractions, I admit only boat-drill and the dinner gong!Jungle Peace
She had been going out to Black Bar all these years and never once had seen the boat-drill.
They ceased rowing, and brought their oars to a perpendicular, man-of-war fashion, as required by our boat-drill.Down South
Why isn't all the spare energy in the ship bent to polishing up our boat-drill?