Sc. Forms: 5 sowrok, 6 -ak, 7 -ock; 6 sourak, -och, 8 sourock (8 -uck, 9 -ack, -ick, sourrock, surrock, soorock). [f. SOUR a. Cf. MDu. zuric (Kilian suerick), MLG. sureke (LG. sürken, sürk), WFris. surk.] The common sorrel, Rumex acetosa; also, sheeps sorrel, R. acetosella.
c. 1480. Henryson, Sum Pract. Med., 29. Ane medecyne for þe maw, with sueit satlingis and sowrokis.
1549. Compl. Scot., vi. 67. I sau sourakkis, that vas gude for the blac gulset.
1596. in Analecta Scotica, II. 13. The seid of sorrelis or sourochis.
1673. Wedderburn, Voc., 18 (Jam.). Acetosa, sowrocks.
1777. J. Lightfoot, Flora Scotica, II. 1131. Rumex acetosa. The Sowruck . Rumex acetosella. Sheeps Sowruck.
1833. Galt, Entail, xxxiii. Ye hae been eating sourrocks instead olang-kail.
a. 1879. T. Ormond, in Edwards, Modern Sc. Poets, 2nd Ser. (1881), 356. Winnelstraes an souricks grew On oor lumheid.
attrib. 1568. Skeyne, The Pest (1860), 37. Mixt with thrid part of vater or with rose, or sowrak vatteris.
1865. Janet Hamilton, Poems, 222. A bunch o surrock seed in his haun.
b. fig. A sour-tempered person.
1723. Ramsay, Fair Assembly, xvi. Ye sourocks, hafflines fool, haf knave! Wha hate a dance or sang.