[Echoic; cf. PINK sb.6, SPINK sb.1 1.] A local name for the chaffinch.

1

1816.  Stephens, in Shaw, Gen. Zool., IX. II. 444. It [Chaffinch] is called by various names in this country, such as … Horsefinch, Pink, Twink, Spink, &c.

2

1829.  [see PINK sb.4].

3

1881.  Miss Jackson, Shropsh Word-bk., Twink, the Chaffinch.

4