A dak is a cool ass dude. Normally comes with a mullet. Will randomly bring people over to your place but also will bring beer equally both will be unannounced.
This dude is such a Dak
This dude is such a dakass
A Riley Loveday is just as it sounds. A bitch. But not just any bitch. Dan and Tans bitch. Good guy. But just a giant douche canoe and resembles a back street boy cast out. Also can be used to describe a job, person, or anything else.
This job is such a Riley Loveday.