American EnglishAmE informalADMIT to tell someone all about your private life, or about a personalsecret 把私生活[个人秘密]全部告诉某人
Examples from the Corpus
spill your guts• Roblet Al talk until he finally spilled his guts about his affair with Louise.• Albert let Rob run on till he spilled his guts, but Loulse probed.