Definition of Spur

Noun

• a railway line connected to a trunk line
  - branch line - spur track
• a sharp prod fixed to a rider's heel and used to urge a horse onward
  "cowboys know not to squat with their spurs on"
  gad
• tubular extension at the base of the corolla in some flowers
  
• any sharply pointed projection
  spine acantha
• a verbalization that encourages you to attempt something
  "the ceaseless prodding got on his nerves"
  goad goading prod prodding urging spurring

Verb

• equip with spurs
  "spur horses"
  
• goad with spurs
  "the rider spurred his horse"
  
• strike with a spur
  
• give heart or courage to
  goad
• incite or stimulate
  "The Academy was formed to spur research"
  

• Scrabble® score of the spur (6)
• Word Chums® score of the spur (8)
• Words With Friends® score of the spur (8)