blow up
US /bloʊ ʌp/
UK /bloʊ ʌp/

1.
2.
to inflate something with air or gas
:
•
Can you help me blow up these balloons for the party?
•
He used a pump to blow up the air mattress.
3.
to suddenly become very angry
:
•
She tends to blow up over small things.
•
His boss blew up at him for being late.