Gunwale (noun)

1. The upper edge of the side of a boat or ship, above the level of the deck.
2. The upper edge of the side of a canoe, kayak or other small boat, above the level of the deck.

Origin:

From the middle english word "gunnel", which is derived from the old norse word "gunnr" meaning "stranger" or "warrior" and "vál" meaning "wall".

Examples:

1. He held onto the gunwale to steady himself as the boat bounced on the waves.
2. The water was splashing over the gunwale of the boat.
3. He stood on the gunwale and cast his fishing line.
4. The gunwale was reinforced to prevent the boat from capsizing.
5. The gunwale of the canoe was lined with a waterproof material.