1.

Bruce: I hear you got a meeting with Miss Smith from marketing tonight. Is it business or pleasure?

Blue: Plusiness, mate. *winks*

2.

Jack: Whoah, is that the porn star from 'Thirsty Bitches'?

Jake: Yeah, dude. We got down to some serious plusiness.

Jack: Get in there.

3.

Jane was fired for engaging in plusiness with the boss.