'Paddock stone' definitions:

Definition of 'Paddock stone'

From: GCIDE

Paddock \Pad"dock\, n. [OE. padde toad, frog + -ock; akin to D. pad, padde, toad, Icel. & Sw. padda, Dan. padde.] (Zool.) A toad or frog. --Wyclif. "Loathed paddocks." --Spenser [1913 Webster]
Paddock pipe (Bot.), a hollow-stemmed plant of the genus Equisetum, especially Equisetum limosum and the fruiting stems of Equisetum arvense; -- called also padow pipe and toad pipe. See Equisetum.
Paddock stone. See Toadstone.
Paddock stool (Bot.),a toadstool. [1913 Webster]