Definition of "tod"

Who am Ah? Ah'm tod, whey Ah'm tod, ye knaw. Canniest riever on moss and moor!

1977, Richard Adams, The Plague Dogs

His head's yellow, / Hard-haired, and curled, thick-twined like ivy tods, / Not to undo with thunder.

1613–1614 (date written), John Fletcher, William Shak[e]speare, The Two Noble Kinsmen: […], London: […] Tho[mas] Cotes, for Iohn Waterson; […], published 1634, Act I, scene iv, page 2

For birds in bushes tooting: At length within the Ivy tod

1579, Immeritô [pseudonym; Edmund Spenser], “Marche. Aegloga Tertius.”, in The Shepheardes Calender: […], London: […] Hugh Singleton, […]; reprinted as H[einrich] Oskar Sommer, editor, The Shepheardes Calender […], London: John C. Nimmo, […], 1890,

The ivy tod is heavy with snow.

1797–1798 (date written), [Samuel Taylor Coleridge], “The Rime of the Ancyent Marinere”, in Lyrical Ballads, with a Few Other Poems, London: […] J[ohn] & A[rthur] Arch, […], published 1798

Seven pounds make a clove, 2 cloves a stone, 2 stone a tod, 6 1/2 tods a wey, 2 weys a sack, 12 sacks a last. [...] It is to be observed here that a sack is 13 tods, and a tod 28 pounds, so that the sack is 364 pounds.

1843, The Penny Cyclopaedia of the Society for the Diffusion of Useful Knowledge, volume 27, page 202

Generally, however, the stone or petra, almost always of 14 lbs., is used, the tod of 28 lbs., and the sack of thirteen stone.

1882, James Edwin Thorold Rogers, A History of Agriculture and Prices in England, volume 4, page 209