How to Use "crass" with Example Sentences

1. That in itself seems to me to be a slightly crass statement .
2. I do not propose to let an overweening , crass lieutenant .
3. She can be crass and overly sarcastic .
4. With the accident and the railway ministry 's crass response , public grievance is widespread .
5. Part of the problem is crass intransigence by the opposition .