treenail
noun/ˈtɹiːˌneɪl/ · /ˈtɹɛnl̩/
Etymology Inherited from Middle English trenayl; equivalent to tree + nail.
1
A wooden peg or pin used as a fastener.
- OPERATION—The wood for the treenail is fixed in G; the balance wheel is then moved....1847, editorial staff, “TREENAIL MACHINE”, in Scientific American, series 1, Volume 3, Issue 10, page 73:
- Long treenails were quite difficult to drive, often being damaged in the process, with ends becoming "broomed", or worse, split, necessitating the head being trimmed, or far worse, the removal of the treenail.2005 Michael McCarthy: Ships' Fastenings: From Sewn Boat to Steamship. ISBN:1-58544-451-0