[N-COUNT 可数名词]男性知己(或密友) Someone's confidant is a man who they are able to discuss their private problems with.
[usu with poss]
...a close confidant of the president.
总统的密友
Oxford
con·fi·dant(femininealsocon·fi·dante)/ˈkɒnfɪdænt;ˌkɒnfɪˈdɑːnt; NAmEˈkɑːnfɪdænt/nouna person that you trust and who you talk to about private or secret things (可吐露秘密的)知己,密友◆a close/trusted confidantof the President 总统的密友╱亲信confidantconfidantsconfidant/ˈkɒnfɪdænt;ˌkɒnfɪˈdɑːnt; NAmEˈkɑːnfɪdænt/