masc. proper name, from Gaelic Fearghus or Old Irish Fergus "man-ability," first element cognate with Latin vir "man" (see virile); second from Old Irish gus "ability, excellence, strength, inclination," from Celtic root *gustu- "choice," from PIE root *geus- "to taste" (see gusto).
1. Oh great! That'll be good for Fergus.
2. Fergus won a scholarship to Cambridge.
3. Fergus'song : I sang it alone in the house, holding down the long dark chords.