luchtmhar Definitions (by source) Show all The Book of O'Hara: Leabhar Í Eadhra cabhlach l. 3248. The Book of O'Hara: Leabhar Í Eadhra. Editor: Lambert McKenna S.J. Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death abundant, 2076 Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Author: Geoffrey Keating. Editor: Osborn Bergin.