Fir BolgFir Bolg
A people who invaded and inhabited Ireland. They were defeated by the Tuatha Dé Danaan.
Origin of Fir BolgIrish from Old Irish fir plur. of fer man ; see wī-ro- in Indo-European roots. bolg perhaps genitive plur. of bolg bag ( literally, “men of bags,” perhaps from the notion that warriors “swell” with heroic valor in battle ); see bhelgh- in Indo-European roots.