心腹xīnfù 1.指亲信的(人){trusted subordinate; reliable agent}: ～朋友。{bosom friend} 2.指亲信的人{trusted follower}: 身边的～。{henchman} 3.藏在心里轻易不对人说的{confidential}: ～话{tell sb. sth. in strict confidence; confide in sb.; exchange confidences}|～事。{a secret in the depth of one's heart}