Blow up

To explode or be destroyed by explosion.

"Why do cars in movies always blow up when they fall off a cliff?"

To cause (something or someone) to explode, or to destroy (something) or maim or kill (someone) by means of an explosion.

"More civilians than soldiers have been blown up by anti-personnel mines."

To inflate or fill with air, either by literally blowing or using an air pump.

"For the school science project, each student will blow up a balloon and then tie it closed."

To enlarge or zoom in.

"Blow up the picture to get a better look at their faces."