tipping
n.— «Licensees have been issued with a fresh warning over the penalties they face if caught swapping leading spirits brands with cheaper substitutes. The International Federation of Spirits Producers (IFSP) has sent out the caution following three more successful prosecutions against pubs for the practice, known as “tipping.”» —“Publicans face losing licences over ‘tipping’” The Publican (London, England) Nov. 30, 2005. (source: Double-Tongued Dictionary)
Further reading
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