To this gentleman, Stubb was now politely introduced by the Guernsey-man, who at once ostentatiously put on the aspect of interpreting between them.
What to the ostentatious smuggling verbalists are the thoughts of thinkers but Loose-Fish?
While the Frenchman’s boats, then, were engaged in towing the ship one way, Stubb benevolently towed away at his whale the other way, ostentatiously slacking out a most unusually long tow-line.
The season for the Line at length drew near; and every day when Ahab, coming from his cabin, cast his eyes aloft, the vigilant helmsman would ostentatiously handle his spokes, and the eager mariners quickly run to the braces, and would stand there with all their eyes centrally fixed on the nailed doubloon; impatient for the order to point the ship’s prow for the equator.
Though truly vivacious, tumultuous, ostentatious little Flask would now and then stamp with impatience; but not one added heave did he thereby give to the negro’s lordly chest.
There are no more uses of "ostentatious" in the book.