fore-topgallant (?f??t?p??æl?nt; nautical ?f??t???æl?nt) adj (Nautical Terms) nautical of, relating to, or being the topmost portion of a foremast, above the topmast: the fore-topgallant mast. Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014fore-top?gal?lant (?f?r t?p?gæl ?nt, ?fo?r-; Naut. -t??gæl-) adj. being a sail, yard, or rigging belonging to a fore-topgallant mast. [1620?30] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.