The joining of two timbers or planks endways. Also, the opening between the ends of two planks when worked. Also, the extremities of the planks themselves when they are united, or abut against each other. The word likewise is used to denote the largest end of all timber. Planks under water as they rise are joined one end to another. In large ships butt-ends are most carefully bolted, for if any one of them should spring, or give way, the leak would be very dangerous and difficult to stop.
A glossary of provincial and local words used in England by Francis Grose
With sudden collision. The figure is taken from the violent encounter of animals, such as rams or go...
Dictionary of American Words And Phrases by John Russell Bartlett.