v. dial. Also 9 sangow, songa, etc. [f. songo(w), SONGLE sb.] intr. To glean.

1

1688.  R. Holme, Armoury, III. 73/2. Gleaning, or Leesing, or Songoing, is gathering of the loose Ears of Corn, after Binding and Loading.

2

1820–.  in western dial. glossaries.

3