Fir Bolg Definition
fîr bŏlg, bŏləg
noun
A people who invaded and inhabited Ireland. They were defeated by the Tuatha Dé Danaan.
American Heritage
Origin of Fir Bolg
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Irish from Old Irish fir plur. of fer man 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) bhelgh- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
