wooden hill; little wooden hill noun the stairs UK,1961 Nursery use, especially in the phrase CLIMB THE WOODEN HILL TO BEDFORDSHIRE
When I was a kid, when it was bedtime my father used to always say it was time to climb the wooden hill, it’s time to go upstairs. It’s an East Coast expression. — TorontoGlobeandMail, p. A18, 15 July 1994