Also spelled top-hammer
noun
Meanings
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1
noun
nautical: masts, spars, rigging, and other gear carried high above a ship's deck, especially when regarded as excess upper weight
The captain reduced the top-hamper before the vessel entered the gale.
Thesaurus
Etymology
A nautical compound of top and hamper. Hamper once referred not only to a basket but also to encumbering gear or impedimenta; top-hamper therefore named equipment carried high in a ship, where unnecessary weight could impair stability.