1. Short for "Tico" in Costa Rica:
This is the most common meaning, referring to a Costa Rican person. It's a nickname derived from the Spanish word "tico," which itself is a diminutive of "tico," meaning "little one" or "native."
2. Italian surname:
Tico can also be an Italian surname, with origins likely tied to the city of Tico in the region of Sicily.
3. Other:
While less common, it's possible Tico could be a nickname or shortened version of other names.
Overall, the meaning of Tico is largely dependent on the context. If someone is referring to a Costa Rican, then it is likely a nickname for "tico," meaning "little one." If you encounter it as a surname, then it is likely of Italian origin.