Corrupted from throttle? See thropple.
thrapple (plural thrapples)
- (Scotland, Northern England) The throat, especially the windpipe or gullet.
- 1932, Lewis Grassic Gibbon, Sunset Song, Polygon 2006 (A Scots Quair), p. 42:
- And she said it, she felt like a hen with a stone in its thrapple […]
- 1985, Cormac McCarthy, Blood Meridian, p. 286:
- ...and the old man raised the axe and split the head of John Joel Glanton to the thrapple.