Filthy
Definition 1 of 3
Pro Tip 1/3
Intensity
Use 'filthy' to express a strong degree of dirtiness, more than just 'dirty'. After the hike, our shoes were absolutely filthy.
Pro Tip 2/3
Negative Emotion
'Filthy' can imply disgust or disapproval beyond plain dirtiness. He left his filthy laundry on the floor for days.
Pro Tip 3/3
Not Always Literal
Sometimes 'filthy' is used to exaggerate for effect, not to describe actual filth. You've been playing video games all day? That's filthy!