D defs.my
Entry 1 sense Webster, 1913

Gaff-topsail

· Gaff·-top·sail · IPA
01 n. A small triangular sail having its foot extended upon the gaff and its luff upon the topmast.
  1. 1.
    A small triangular sail having its foot extended upon the gaff and its luff upon the topmast.(Naut.)