The Collaborative International Dictionary
Yule block
Yule \Yule\ ([=u]l), n. [OE. yol, [yogh]ol, AS. ge['o]l; akin to ge['o]la December or January, Icel. j[=o]l Yule, Ylir the name of a winter month, Sw. jul Christmas, Dan. juul, Goth. jiuleis November or December. Cf. Jolly.] Christmas or Christmastide; the feast of the Nativity of our Savior.
And at each pause they kiss; was never seen such rule
In any place but here, at bonfire, or at Yule.
--Drayton.
Yule block, or Yule log, a large log of wood formerly put on the hearth on Christmas eve, as the foundation of the fire. It was brought in with much ceremony.
Yule clog, the yule log.
--Halliwell. W. Irving.