E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Ralph or Ralpho.
The squire of Hudibras. The model was Isaac Robinson, a zealous butcher in Moorfields, always contriving some queer art of church government. He represents the Independent party, and Hudibras the Presbyterian. Ralph rhymes with half and safe.
He was himself under the tyranny of scruples as unreasonable as those of Ralpho.Macaulay.