Girth is the measured distance around an object. It is sometimes used to refer to the varying sizes of people and animals ("He has a larger girth than the two of them put together"). It can also used by the postal service as a means of pricing an item to ship.
Depth Girth, width
as big as this penis
the penis
a square shaped penis
yes it will because it hardens the penis.
average
yes
Possibly.Most likely.
8 inch and 6 inch are above average for length and girth, respectively.
no
A square one :) Hopefully you mean 5.5 inches in circumference, not girth :)
Sorry, but no. The penis usually stops growing alltogether around age 21, 23 at the latest
There are no vitamins, supplements, or medications that have been proven to have any lasting effect on penis size.
YES
Genetics. Sorry.
That is nothing out of the ordinary, I wouldn't worry about it.