Lord Mayor's fool

English

Noun

Lord Mayor's fool (plural Lord Mayor's fools)

1. An imaginary personage said to like everything that is good, and plenty of it.
   • 1845, Leigh Hunt, The Indicator: a Miscellany for the Fields and the Fireside, page 213:

     The Clown is a London cockney, with a prodigious eye to his own comfort and muffins,—a Lord Mayor's fool, who loved "everything that was good;" and Columbine is the boarding-school girl, ripe for running away with, and making a dance of it all the way from Chelsea to Gretna Green.

References

• John Camden Hotten (1873) The Slang Dictionary