1
[ verb ] divulge information or secrets; spill the beans

Examples

"Be careful--his secretary talks"

Used in print

(Chicago Daily Tribune,...)

Britain began designing the ship in 1956 but got nowhere until the American government decided to end a ban on sharing military secrets with Britain that had been imposed after Fuchs blabbed .

2
[ verb ] speak (about unimportant matters) rapidly and incessantly
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