a young male horse under the age of four
"The stablemaster carefully groomed the energetic colt, knowing he would need extra care until his fourth birthday."
A young male horse.
"The detective pulled out his silver colt to confront the outlaw in the dusty saloon."
A revolver (gun) (from Colt's Manufacturing Company), associated especially but not exclusively with the American Wild West.
In plain English: A colt is a young male horse that has not yet reached full maturity.
"The young colt played happily with his mother in the field."
To horse; to get with young.
"The seasoned stallion was known as a colt at breeding farms across the region."
In plain English: To colt something means to hit it with your elbow, usually by accident while reaching for something nearby.
"She decided to colt her new idea by asking for feedback from her team before launching it officially."
A surname, from occupations​.
"The horse racing team was led by a rider named Colt, whose family name originated from his grandfather's work as a stable hand."
The word colt comes from Old English and originally meant a plump or thick shape. Its roots trace back to ancient terms describing something round or a pregnant belly.