Other forms: gunwales
The gunwale is the upper edge of a boat's side. Grip the gunwale, over the gunwale, gunwale to gunwale.
It is said as gunnel, which is how it is often spelled in speech, and the name is literal, since it was the strengthened rail that supported a ship's guns. Full to the gunwales means loaded to the brim.
1noungunwaleThe upper edge of a boat's side.
“The canoe tipped, and water poured in over the gunwale.”
gunwale is an edge.
Middle English gonnewalle is gun plus wale, a plank, from the rail that supported a ship's guns.
Middle English
gonnewalle
English, today
gunwale
Built from
From Middle English gonnewalle, itself from gonne (“gun”) + wale, as it used to support the ship's guns; equivalent to gun + wale.
Etymology from Wiktionary, CC BY-SA