Definition of unserviceable:
profitless, worthless, ineffectual, inconstant, vapid, baseless, unimportant, nonpractical, unavailing, unsatisfying, nondurable, impracticable, burned-out, null, trivial, shadowy, burnt-out, nugatory, unrepaired, broken-down, visionary, unuseable, idle, empty, delusive, unnegotiable, vain, deceitful, unusable, trifling, abortive, used, unprofitable, unsubstantial, unreal, inoperable, bootless.
His magazines were at Winchester, connected with Harper's Ferry and Washington by a line of railway which had been rapidly repaired, and on April 12 this line had become unserviceable through the spreading of the road- bed.- "Stonewall Jackson And The American Civil War", G. F. R. Henderson.
But the third day he came out to them, and seeing them very humble and penitent, he wept himself a great while, and after a gentle reproof spoke kindly to them, and dismissed those who were unserviceable with magnificent rewards, and with this recommendation to Antipater, that when they came home, at all public shows and in the theaters, they should sit on the best and foremost seats, crowned with chaplets of flowers.- "Plutarch-Lives-of-the-noble-Grecians-and-Romans", Clough, Arthur Hugh.
My people learnt that the Dutch had here three large ships of 1000 tons each, and three pinnaces of 30 tons; and that they proposed to lay one of their large ships, the Great Sun, which was unserviceable, on board of my ship to set me on fire, having put thirty barrels of powder into her for that express purpose, and had sworn sundry persons to bring her against me, and make her fast with chains, all the boats belonging to the ships and the castle attending to bring them off when she should be set on fire.- "A General History and Collection of Voyages and Travels, Vol. VIII.", Robert Kerr.