Definition of "jamp"

Plunge in wi' glim, glam; The cat jamp ower the mill-dam.

1857 July 7, J.B.Russell, Notes and Queries (2), volume 4, number 80, Oxford University Press, page 26

Peter Fair let off his hare; Squire Downs set off his hounds; Bobby Mills jamp ower the hills, And Bobby Pow cried hulloow hulloow; Whilst famed Lowe Hall bet them all.

1872, Matthew Richley, History and characteristics of Bishop Auckland‎, page 49

Ther's a lal bit gully 'at we jamp owerThere's a little gully that we jumped over.

1898, Bryham Kirkby, Lakeland Words: A Collection of Dialect Words and Phrases as Used in Cumberland and Westmorland, with Illustrative Sentences in the North Westmorland Dialect‎

Ah had set myself doon where the aums meet aboon, When Jinny jamp oop, and ganned nimming alang

1949, Wilfrid J. Halliday, Arthur Stanley Umpleby, The White Rose Garland of Yorkshire Dialect Verse and Local and Folk-lore Rhymes (quoting Irene Sutcliffe), page 111

Jump Jamp Jumpit: He jamp ower the dyke.

1982, Mary Murray, In My Ain Words An East Neuk Vocabulary‎, page 5