Definitions:

1. to burst and release energy as through a violent chemical or physical reaction verb
   • The bomb blew up.
2. to cause to burst with a violent release of energy verb
   • The detonator blew up the dynamite.
3. to exaggerate or make bigger verb
   • I didn't want to blow up the argument further.
4. to fill with gas or air verb
   • I blew up the balloon.
5. to get very angry and fly into a rage verb
   • They blew up when they heard that the company was being bought out from under them.
6. to make larger verb
   • Will blowing up the image ruin its resolution?
7. to swell or cause to enlarge verb
   • My face blew up due to an allergic reaction.

Synonyms:

• blow a fuse
• blow one's stack
• detonate
• enlarge
• explode
• flip one's lid
• flip one's wig
• fly off the handle
• go ballistic
• have a fit
• have kittens
• hit the ceiling
• hit the roof
• inflate
• lose one's temper
• set off
• throw a fit