bruth Definitions (by source) Show all The Book of O'Hara: Leabhar Í Eadhra (72), do bhrotha loinneardha 3169. The Book of O'Hara: Leabhar Í Eadhra. Editor: Lambert McKenna S.J. Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death m., vigour, 181 Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Author: Geoffrey Keating. Editor: Osborn Bergin.