Wiktionary
n. (plural of leeboard English)
Usage examples of "leeboards".
Current and wind alike were with them, and side-mounted leeboards dug deep, providing the keel their flat bottoms lacked as they foamed along with a surprising turn of speed.
His fancy leeboards were of no use, but his hands were well blistered.
Since the wind came from directly behind, he still had no use for his leeboards, but on the third day, as he approached the bay itself, a brisk wind swept down from the northwest, and he put his bateau on a port tack so that it would head up the bay, against the wind, and now he dropped his starboard leeboard and felt it catch the water and brace him against sideward drifting.
They wanted to know how the sail, which lay in the bottom of the boat, operated, and what the oval leeboards were.