Mencía (en. Mencia)
/menˈθia/
Slang Meanings
An obvious or grotesque deception.
That story is a big lie, nobody believes it.
Esa historia es una mencía de las grandes, nadie se lo cree.
To speak without foundation or convince someone of something without evidence.
In that meeting, there were only lies and misinformation.
En esa reunión solo hubo mencías y desinformación.