1. "Tequila": A popular alcoholic beverage made from the agave plant.
2. "Teke teke": A Japanese urban legend about a woman who was cut in half by a train. She crawls around on her elbows, making a "teke teke" sound, searching for her missing legs.
3. "Tiko": A term for "check" in some African languages.
4. "Teko": Might be a slang term or a name in a specific context.
5. "Tekoteko" as a misspelling: Perhaps you meant to write a different word entirely.
Can you provide more context about where you encountered this word?
Knowing the situation where you heard or saw it can help determine the actual meaning.