Wiktionary
n. (context nautical English) The mast above the foretop.
Usage examples of "foretopmast".
A wire rope led from the foretopmast to the file of mules on the tow-path a hundred yards ahead, and by dint of much banging and swearing and urging, the detachment of drivers managed to get a speed of two or three miles an hour out of the mules against the stiff current.
Fore and foretopmast staysails, of course, inner jib, outer jib, flying jib, spindle jib, and jib of jibs!
Why, they saw the poor old Fox being fair pulled to pieces by an American frigate that was not only taking her new foretopmast out of her but also transferring what oil and spermaceti she had won - the forehold and perhaps half the main, no more - into another whaler, the Amelia, also from London river.
She grounded with a thumping lurch that threw him off his balance, on a reef just in front of the town: the Indomptable, with her foretopmast gone, was already ashore on Green Island, or precious near.