blow sky high v.
1. to destroy, to ruin.
|Little Men, Big World 84: Might set off a chain of explosions that would blow the city sky high.|
|Brown’s Requiem 216: He kept telling Cathcart he would blow the whole thing sky-high if he didn’t order Solly to cut Jane loose.|
|(con. early 1950s) L.A. Confidential 57: She’d catch him in whoppers, it would blow their deal sky high.|
2. to collapse, to come to ruins.
|Battle Cry (1964) 234: Any co-operation [...] from the Navy will blow sky high.|
|Brown’s Requiem 74: My case had blown sky high, the two people I had vowed to protect were in grave danger.|