[blow/bomb/wipe etc.] (something/swh) off the map

to destroy something completely, especially with bombs.

At least eight Spanish warships were blown off the map.

• a safe pair of hands
• a safety net
• a safety valve
• as a general rule
• as all get-out
• as all get out
• as a matter of course
• as a matter of fact
• as American as apple pie
• hand to on a silver platter
• hand to someone on a plate
• hand to someone on a platter
• hand to someone on a silver platter
• hand-wringing
• hang a left
• hang a right
• hang around
• hang back
• hang by a thread
• hanger-on
• hang fire
• hang hat on
• hang hat on something
• hang head
• hang head in shame