Definition of contact

A person, inside or outside your organization, for whom you have created an entry where you can save several types of information, such as street and e-mail addresses, telephone and fax numbers, and Web page URLs.

A person whose information, such as ID or email address, has been added by the user to their contact list or to an address book.

Any input on the Surface screen by a valid input type (finger, blob, or tagged object).