1. the state or period of being a colt; the time during which a horse is a colt
Usage: typically refers to the early years of a male horse's life, from birth until maturity

Examples

• During his colthood, the young horse was trained by experienced handlers.
• The stallion's colthood was marked by rapid growth and playful behavior.
• Many racehorses show great promise during their colthood.
• The farm carefully monitored the colt's health throughout colthood.
• Colthood is a critical period for developing a horse's temperament and strength.