If it's a girl, because it's possible for a girl to be named Roby, It's a lovely, cheerful girl. she'll always be there to make you smile when you're sad and she knows exactly how to make a party going.
don't forget to invite a Roby, they always know how to turn it up.
by swaggagal123 October 09, 2013
1 more definition
a very very preppy boy.
look at that boy dressed in all holister, he is such a roby.
by whoopdeedo March 02, 2007