tighe Definitions (by source) Show all Poems on the O'Reillys thickness, denseness, 53, 1855. Poems on the O'Reillys. Editor: James Carney. Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death see teach see tiugh Trí Bior-Ghaoithe an Bháis: The Three Shafts of Death. Author: Geoffrey Keating. Editor: Osborn Bergin.