1809 II. 15 They shall ride a hunting with me,..and carry my fowling-piece and rum flask when I go a shooting.
1920 A. Safroni-Middleton p. xii He carried his rum-flask, beard-comb, and pack of cards in a large handkerchief.
2005 (Nexis) 20 Apr. Diggers are being told to bring their rum flasks with them to overcome Liquor Licensing laws which prevent them having a drink before 6am on Anzac Day.