spill the beans

spill the beans  {v. phr.},  {informal}
Раскрывать секрет тому, кто не должен о нем знать.
John's friends were going to have a surprise party for him, but Tom spilled the beans.
Ср.:
GIVE AWAY (3),
Категории: friends {informal} {v. phr.}

'spill the beans' on video