forestaysail

fore·stay·sail

F0257400 (fôr′stā′səl, -sāl′)n. A triangular sail set on the forestay of a sailing vessel.

forestaysail

(fɔːˈsteɪˌseɪl; nautical fɔːˈsteɪsəl) n (Nautical Terms) nautical the triangular headsail set aftermost on a vessel

fore•stay•sail

(ˌfɔrˈsteɪˌseɪl, ˌfoʊr-; Naut. -səl)

n. a triangular sail set on a forestay. [1735–45]