[f. STOCK sb.1 + LOCK sb.] A lock enclosed in a wooden case, usually fitted on an outer door.
13656. in Brayley, Anc. Palace Westminster (1836), 192. 18 stokloks.
1394. in Archæologia, XXIV. 308. ij stoklokkes.
14167. Durham Acc. Rolls (Surtees), 614. In 10 stoklockys et aliis feturlockys.
15345. in W. H. St. John Hope, Windsor Castle (1913), I. 264. For a doble hoopped stocke lock sett vppon the Colege garden dore to save the Kynges plaet locke oon to the begynnyng of somere, xvj d.
1601. Shuttleworths Acc. (Chetham Soc.), 138. A stocke locke for the chamber dower at Symonston, viijd.
1677. Moxon, Mech. Exerc., ii. 21. Street-door Locks, called Stock-Locks.
1737. Salmons Country Builders Estimator (ed. 2), 111. Plate Stock-Locks.
1757. Phil. Trans., L. 106. Ripping off a small stock-lock from the door, [it] burst it open.
1771. Roland Le Virloys, Dict. Archit., III. Vocab. 184. Stock-lock, serrure à pêle [= pêne] dormant.
1833. Loudon, Encycl. Archit., § 84. Stock locks (locks with a wooden back, or stock).
1842. Penny Cycl., XXII. 416/2. 191 men [employed] in the manufacture of stock-locks.
Hence † Stock-lock v. trans., to double-lock. (? Some error.)
1771. Roland Le Virloys, Dict. Archit., III. Vocab. 184. To Stock-lock, former à double tour.