A dude

Someone who fits into one of the following categories...

.They’re a bit of a unit
.They’re so laid back it’s funny
.They’re just funny in their own unique way
.They make people laugh without trying to
.They’re funny without realising they are being funny

Rob: Check out that guy over there strolling along.
Bob: Yeah, he’s a dude.
Rob: look at him go. He’s just cruisin’
Bob: what a dude *shakes head in admiration*
Rob: isn’t that Johnny Vegas?
Bob: It is too.