Example: The bomb BLEW UP without any warning.
Example: The pressure was low, so I BLEW the tyre UP.
Meaning: Enlarge (e.g., photograph).
Example: BLOW UP that photo so we can see his face.
Meaning: The beginning of a storm
Example: A storm BLEW UP while we were out walking.
Meaning: Lose your temper, become angry
Example: They BLEW UP when they heard what I had done wrong.