Definition of "wading"

[I]n ten minutes more the sun was up, and blazing so fiercely, that we were glad to cool ourselves in fancy, by talking over salmon-fishings in Scotland and New Brunswick, and wadings in icy streams beneath the black pine-woods.

1871, Charles Kingsley, “The High Woods”, in At Last: A Christmas in the West Indies. […], volume I, London; New York, N.Y.: Macmillan and Co., page 232

Bradly tapped the ashes from his pipe, signifying a leisured interlude over. "Time to get a move on," he said, and began to unlace his boots for wading.

1938, Norman Lindsay, Age of Consent, 1st Australian edition, Sydney, N.S.W.: Ure Smith, published 1962, page 139