1.Definition: a railway line connected to a trunk line

Category: Objects

2.Definition: 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"

Category: Objects

3.Definition: a verbalization that encourages you to attempt something

Related Noun(s):goad, prod

Category: General

4.Definition: any sharply pointed projection

Related Noun(s):acantha, spine

Category: General

5.Definition: tubular extension at the base of the corolla in some flowers

Category: Plants