Definition from Wiktionary, the free dictionary
- Lacking proper respect or seriousness; sarcastic.
- Disrespectful, cynical, cavilling, querulous, or vulgar, where one's own feelings, or especially deference to the feelings of others, customarily command silence, discretion, and circumspection.(Should we delete(+) this sense?)
disrespectful, cynical, caviling, querulous, or vulgar