techn. [? f. SNARL sb.1 4.] trans. To raise, or force up, into bosses or projections by the use of the snarling-iron.

1

1688.  [implied in SNARLING vbl. sb.3].

2

1843.  Holtzapffel, Turning, I. 412. If from the shape of the works swage tools … cannot be employed for raising the projecting parts, they are snarled-up.

3

1851–3.  Tomlinson’s Cycl. Usef. Arts, II. 431/1. With them the snarled-up parts are corrected.

4