dial. [Imitative.] trans. To strike sharply and smartly; to break in this way. Also absol.
1849. [see SNOP sb.].
1882. Jefferies, Bevis, I. x. 173. I see a man do that once . A had a gate-hinge snopping um. Ibid. (a. 1887), Field & Hedgerow (1889), 141. To stand there swinging that heavy bit of wood all day meant meat and drink for themselves and families : but only a few of them could get barns to snop away in.