What is the meaning of Tongo?

stupid, idiotic

naïve, gullible

a foolish person; a dunce; an idiot

a naïve or gullible person

fraud; farce

police officer; cop.

language, tongue

flock of birds

a mannequin or decoy in the shape of a bird

mangrove, esp. of species Rhizophora mangle

Source: wiktionary.org