garboard

/ (ˈɡɑːˌbɔːd) /

nautical the bottommost plank of a vessel's hull Also called: garboard plank, garboard strake

Word Origin for garboard

C17: from Dutch gaarboord, probably from Middle Dutch gaderen to gather + boord board

I own this boat from garboard to main truck, bowsprit-tip to boom-end, and I don't wear any man's dog-collar.

Jim Spurling, Fisherman |Albert Walter Tolman
It knocked down trees, swept over the lake, and—caught the little canoe on the crest of a wave, right under the garboard streak.

Woodcraft and Camping |George Washington Sears (Nessmuk)
The ship's in splendid condition; there's next to nothing wrong with her but the garboard streak and the sternpost.

The Wrecker |Robert Louis Stevenson and Lloyd Osbourne
It was found that the shot fired into the hold, which had sunk her, had only damaged two planks of the garboard streak.

The Cruise of the Midge (Vol. II of 2) |Michael Scott

The keel and stem are both in one piece, as shown, and to this the garboard strake is to be fastened.

Scientific American Supplement, No. 455, September 20, 1884 |Various