Blow (something) wide open American British phrase
a. to make the outcome become hard to predict.
b. to reveal something secret that someone is trying to hide.
The new prime minister resigned on the date he took office because his involvement in a bribery scandal has blown wide open.
There are so many good teams in this year's tournament which will blow the result wide open.
Paula is trying to blow her husband’s love affair to get custody of her son at the trial.
Used to tell someone to keep secret what you're about to say
Someone or something that tends to be unpredictable
Something that only has one of two different end results: positive or negative
To be secretly working together
Kept in secret
The verb "blow" should be conjugated according to its tense.