What is "pegging out"

Usage examples of "pegging out".

The June sun was still high in the sky, and in the sun-filled court below, a monstrous woman, solid as a Norman pillar, with brawny red forearms and a sacking apron strapped about her middle, was stumping to and fro between a washtub and a clothes line, pegging out a series of square white things which Winston recognized as babies' diapers.

Ash supposed the flat sections had been used for pegging out tanned skins to dry.

I recall that Caprice tossed her sabre into the lake as she turned and ran towards me, calling something in French that I couldn't make out, and her running shape blurred to a shadow with the light failing behind it, and as the shadow stooped above me the light went out altogether and in the darkness an arm was round my shoulders and fingers were brushing my brow and my face was buried between her bosoms, and my last conscious thought was not of going to find the Great Perhaps, but rather what infernally bad luck to be pegging out at such a moment.

I'm ashamed to confess that the first I knew about it was seeing the poor, dear woman sitting on a chair gasping for breath and then pegging out.