noun Irish Legend.
Examples from the Web for fionn
All men are masters when one is young, and Fionn would have found knowledge here also.
"A man," said Fionn, and he listened in that direction, back towards the city.
On the road that led to the county of Galway, Fionn saw fifty stout warriors coming towards him. 'The Book of Romance|Various
"I have learned much from you, dear master," said Fionn gratefully.
Here it would seem that Fionn used magic, for spreading out his fringed mantle he caught the flame.