A variety of the European yew, Taxus baccata var. fastigiata, commonly cultivated (especially in churchyards) for its compact, upright growth habit; also more fully "Irish yew tree".
Origin
Early 19th century.
Definition of Irish yew in US English:
Irish yew
noun
A variety of the European yew, Taxus baccata var. fastigiata, commonly cultivated (especially in churchyards) for its compact, upright growth habit; also more fully "Irish yew tree".