marked by close acquaintance, association, or familiarity; "intimate friend"; "intimate relations between economics, politics, and legal principles" - V.L. Parrington
thoroughly acquainted through study or experience; "this girl, so intimate with nature"-W.H.Hudson; "knowledgeable about the technique of painting"- Herbert Read
involved in a sexual relationship; "the intimate (or sexual) relations between husband and wife"; "she had been intimate with many men"
give to understand; "I insinuated that I did not like his wife"