Found 2 items, similar to treenail.
English → English (WordNet) Definition: treenail treenail n : a wooden peg that is used to fasten timbers in shipbuilding; water causes the peg to swell and hold the timbers fast [syn: trenail, trunnel]
English → English (gcide) Definition: Treenail Treenail \Tree"nail`\, n. [Tree + nail.] (Shipbuilding) A long wooden pin used in fastening the planks of a vessel to the timbers or to each other. [Written also trenail, and trunnel.] [1913 Webster]