Definitions of gig:

• noun:   a booking for musicians

  Example: "They played a gig in New Jersey"

• noun:   small two-wheeled horse-drawn carriage; with two seats and no hood
• noun:   tender that is a light ship's boat; often for personal use of captain
• noun:   long and light rowing boat; especially for racing
• noun:   a cluster of hooks (without barbs) that is drawn through a school of fish to hook their bodies; used when fish are not biting
• noun:   an implement with a shaft and barbed point used for catching fish