ppl. a. [UN-1 8.] Not fastened with a pin or pins.
1390. Gower, Conf., I. 293. He berth evere his mowth unpinned, So that his lippes ben unloke.
1568. Depositions, XVI., 11. May (MS. Cant. Cath. Lib.). The said wif with her peticote vnpynned.
1655. trans. Sorels Com. Hist. Francion, VI. 18. Her waiting Gentlewoman had her Gorget unpinned.