the level of official classification for documents next above restricted and below secret; available only to persons authorized to see documents so classified
denoting confidence or intimacy; "a confidential approach"; "in confidential tone of voice"
(of information) given in confidence or in secret; "this arrangement must be kept confidential"; "their secret communications"
entrusted with private information and the confidence of another; "a confidential secretary"
abounding; having a lot of; "the top was thick with dust"
(of darkness) very intense; "thick night"; "thick darkness"; "a face in deep shadow"; "deep night"
not thin; of a specific thickness or of relatively great extent from one surface to the opposite usually in the smallest of the three solid dimensions; "an inch thick"; "a thick board"; "a thick sandwich"; "spread a thick layer of butter"; "thick coating of dust"; "thick warm blankets"
in a close relation or position in time or space; "the onsets were closely timed"; "houses set closely together"; "was closely involved in monitoring daily progress"
in a close manner; "the two phenomena are intimately connected"; "the person most nearly concerned"