Definition: "Cerritos" in Spanish refers to a small, wet area on the surface of water where saltwater meets fresh water. This term comes from the Old English words "cere" meaning sea or ocean, and "tos" which means to wash away, indicating that the salty water has washed onto an area with fresh water. Definition: A "cerritos" is a small wet area on the surface of water where saltwater meets fresh water. It's often described as having a salty taste due to the presence of salt, but it can also be beneficial for certain aquatic life.