Gémad ór Sliab Monaid nos·fodailfed fri hoen uair.

Gémad ór Sliab Monaid nos·fodailfed fri hoen uair.

(although was * gold * Sliabh Monaidh / Hill of Dunadd * he would distribute it * during * one * hour)

If the Hill of Dunadd were made of gold he would distribute it all in an hour.

The wife of Domnall Brecc in "Fled Dúin na nGédh" (FDG p. 56) describes his generosity in those terms. Compare "Dámadh ór in duille donn" in which Fionn's generosity is lauded in similar terms.