Crass
Definition 1 of 2
Pro Tip 1/3
Not Subtle
Crass doesn't just mean rude; it's rudeness from not noticing subtleties. Laughing at someone's mistake could be seen as crass.
Pro Tip 2/3
Very Blunt
Using crass is strong criticism; it suggests a person is extremely blunt. Her crass way of speaking hurt her friends.
Pro Tip 3/3
Avoid in Formality
Crass is informal and negative, avoid it in formal or polite conversation. It's crass to discuss money at a formal dinner.