In Spanish slang, 'el 8' is commonly used to refer to an informant or a snitch. It can also mean someone who gossips or shares information that should be kept private.
Examples
- Spanish: No le cuentes nada a Juan, es un 'el 8'. Siempre anda contando todo lo que escucha.
- English: Don't tell anything to Juan, he's a 'el 8'. He always goes around telling everything he hears.