at knee

at somebody's knee

from someone older when you were young His father was a programmer in the early days of computers, and Briggs learned all about them at his dad's knee.

Etymology: based on the idea of a child standing next to or being the height of someone's knee

Common Names:

Name	Pronounced	Usage
Clay	KLAY	English
Donelle	-	English (Rare)
Caileigh	KAY-lee	English (Rare)
Mansfield	['mænz.fi:ld]
Prince	[prins]
Norbert	NAWR-bert (German, Polish), NAWR-bərt (English, Dutch)	German, English, Dutch, French, Hungarian, Polish, Ancient Germanic