treenail noun & verb.
['tri:neɪl] Also trenail
['trɛn(ǝ)l].
ME.[from TREE noun + NAIL noun.]A. noun. A cylindrical pin of hard wood used in fastening timbers together, esp. in shipbuilding.
ME.b. verb trans. Fasten or secure with a treenail or treenails.
E17. [TahlilGaran] English Dictionary ▲