Said to be a caricature of Sir Samuel Luke, a patron of Samuel Butler. The Grub'Street Journal (1731) maintains it was Colonel Rolle, of Devonshire, with whom the poet lodged for some time, and adds that the name is derived from Hugh de Bras, the patron saint of the county He represents the Presbyterian party, and his squire the Independents.
`Tis sung there is a valiant Mameluke, In foreign land ycleped [Sir Samuel Luke].
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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