Wordnet 3.0
NOUN (1)
1. 
 a member of the western group of Goths who sacked Rome and created a kingdom in present-day Spain and southern France; 
The Collaborative International Dictionary of English v.0.48:
Visigoth \Vis"i*goth\, n. [L. Visegothae, pl. Cf. West, and
   Goth.]
   One of the West Goths. See the Note under Goth. --
   Vis`i*goth"ic, a.
   [1913 Webster]
WordNet (r) 3.0 (2006):
Visigoth
    n 1: a member of the western group of Goths who sacked Rome and
         created a kingdom in present-day Spain and southern France