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blow up

bloʊ ʌp

neutral
beginner
Base verb:
blow
Particle:
up
Separable:
Yes

What does "blow up" mean?

  1. To explode or cause to explode
  2. To inflate with air
  3. To suddenly become very angry
  4. To enlarge a photo

Examples

  • The building blew up due to a gas leak.
  • Can you blow up these balloons for the party?
  • He blew up at me for no reason.
  • I need to blow up this photo for the presentation.
  • The scandal blew up into a major controversy.

How to use it

Multiple meanings - context is key. 'Blow-up' (noun) can mean explosion, enlarged photo, or an angry outburst.

Word order

Object can go between: 'blow the balloons up' or 'blow up the image'

Similar expressions

explode
inflate
enlarge
lose temper

Opposites

deflate
shrink
calm down

Related phrasal verbs

  • blow over

    To pass or subside without causing lasting damage.

  • blow out

    To extinguish a flame by blowing

  • blow off

    To ignore or skip an obligation

  • get up

    To rise from bed after sleeping

  • turn up

    To increase the volume, heat, or intensity of something

  • give up

    To stop trying to do something, often because it is too difficult

Use it in a practice answer

Try "blow up" in a CELPIP-style Speaking or Writing task. The AI feedback tells you whether your word choice worked.

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