bad, rough
Ya, sí que es chunga.
Yeah, it's really tough.
— Love Actually (2003)
En la parte chunga.
In the rough part.
Está la cosa chunga, pero dejadme que piense en algo.
Things are bad, but let me think of something.
— Deseo, peligro (2007)
A la parte chunga.
To the dodgy part.