confidential
adj 1: entrusted with private information and the confidence of
another; "a confidential secretary"
2: (of information) given in confidence or in secret; "closet
information"; "this arrangement must be kept
confidential"; "their secret communications" [syn: {closet(a)},
{secret}]
3: denoting confidence or intimacy; "a confidential approach";
"in confidential tone of voice"
4: the level of official classification for documents next
above restricted and below secret; available only to
persons authorized to see documents so classified