1886 in D.T. Courtwright Dark Paradise (2001) 72: Another feature of the ‘hop’ fiend is his absolute aversion to the society of everybody, save and except the fiend or Chinaman.at hop fiend (n.) under hop, n.3
1922 E.H. Williams Opiate Addiction 175: This condition is known in the vernacular as the ‘bull horrors,’ a type of persecutory delusions in which the victim imagines that ‘some one is after him’ .at bull horrors, n.2