E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
or Loving Cup. The larger tankard passed round the table after grace. It is still seen at the Lord Mayors feasts, at college, and occasionally in private banquets.
The proper way of drinking the cup observed at the Lord Mayors banquet or City companies is to have a silver bowl with two handles and a napkin. Two persons stand up, one to drink and the other to defend the drinker. Having taken his draught, he wipes the cup with the napkin, and passes it to his defender, when the next person rises to defend the new drinker. And so on to the end.