He may have a certain disorder that causes a complex in which he finds blood attractive. He may be biting your lip to elicit bleeding -- the epithelial tissue is the most sensitive and most easily disturbed, causing bleeding to occur. You may want to protect yourself from antigens that may or may not cause an inflammatory response, leading to the swelling of your lips.
Dude he wants to do IT!!!!!
When a guy says he wants more than friendship, it means he probably wants to be in a relationship.
It means he wants to make out with you.
That he loves you.
He wants to get into your pants
It means he will attempt to bite your lip .... I assume.
this does mean they want it for there own use
He wants to know how you feel for him
He wants to see it
It means he likes you ;-)
He wants to put his thingy into your thingy lol.
It could imply that the guy wants to dance with you.