Meaning of tophamper

top•ham•per

Pronunciation: (top'ham"pur), [key]
— n. Naut.
  1. the light upper sails and their gear and spars, sometimes used to refer to all spars and gear above the deck.
  2. any unnecessary weight, either aloft or about the upper decks.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.