A person with street and book knowledge.
This person has a very intrigueing look.
This person has a
je ne sais quoi in their style of
dressing, shoes, glasses.
This person does not look like they know what they know.
They know a little bit about a whole
lot of stuff people wouldn't expect them to.
In the movie
Set it off, Frankie would be considered a
well rounded square.
In the TV show
Walter White became a well rounded square by the end of the series.