Guacharo :: Guacharo (n.) A nocturnal bird of South America and Trinidad (Steatornis Caripensis, or S. steatornis); -- called also oilbird..
Guacho :: Guacho (n.) One of the mixed-blood (Spanish-Indian) inhabitants of the pampas of South America; a mestizo.
Guacho :: Guacho (n.) An Indian who serves as a messenger.