1. Short for "mucus": This is the most common meaning, particularly in medical contexts. Mucus is a sticky substance that is found in your nose, throat, and other parts of your body.
2. "Moco" as slang: In some informal settings, "moco" can be used as a slang term for "money". This usage is less common and may be regional.
3. "Moco" in Spanish: In Spanish, "moco" means "snot" or "boogers".
4. "Moco" in other languages: "Moco" may also have different meanings in other languages. For example, in Portuguese, "moco" means "snout".
If you can provide more context about where you encountered the word "moco," I may be able to give you a more specific answer.