what is the meaning of these sentences.

[princehamlet]

He's the bent shadow such a form as thine Might cast upon a dung heap by the road.
Though should it fall upon a proper floor 'T would be at once a better man than he.

[Eiseabhal]

To be a lesser man than the shadow of a man makes you seem very insubstantial. An insult.

[princehamlet]

"Bent shadow' refers to what, or what means?