E. Cobham Brewer 1810–1897. Dictionary of Phrase and Fable. 1898.
Swag.
Luggage, knapsack, a bundle; also food carried about one. Swag-shop, a store of minor, or cheap-priced goods. (Scotch, sweg.)
1
“[Palliser] began to retrace the way by which he had fled, and, descending carefully to the spot where be had thrown off his swag, found it as he had left it.”—Watson: The Web of the Spider, chap. v.
