insulting vulgar and rude, someone who adds insult to injury by blatantly disregarding social rules or customs.
vulgar, oversized or offensively loud
cheeky, one who parades their non compliance and brags about disrespecting those in charge
that obnoxious lady went on about how much she loves her hair in front of all those bald cancer kids
he drives an obnoxious car the size of my house
i just told him to stop going in my room and i walk in five seconds later and he's in there reading my friggin diary
he's sitting on a box that says fragile and its clearly gettting crushed under his weight, but he doesn't give a shit