Blast vs POW

When to use each in English, with meaning, register, and examples.

Blast

Top 3,000 (common)C1noun

POW

InformalTop 5,000 (fairly common)
Most formal: BlastMost common: Blast
 BlastPOW
Pronunciation🇬🇧 /["/blɑːst/"]/🇺🇸 /["/blæst/"]/🇬🇧 //paʊ//🇺🇸 //paʊ//
MeaningA strong explosion or a loud noise.A loud sound made by an explosion or hit.
ExampleThe party was such a blast that everyone stayed until the early morning.He hit the punching bag, and a loud 'POW' echoed through the gym.
RegisterNeutralInformal
How commonTop 3,000 (common)Top 5,000 (fairly common)
CEFR levelC1-
Part of speechnoun
Collocationshuge, loud, massive, survive, cause, hit something, rip through something, rock something, in a/​the blast, hot, icy, blast of, hot, icy, blast ofloud pow, comic pow, generate a pow
Antonymswhisper, silence-
Common mistakesConfused with 'blasted' which refers to something damaged or criticized., Using 'blast' without a clear subject when describing noise., Overusing in formal contexts where 'explosion' would be more appropriate.Confused with 'boom', which refers to a similar sound but is often less explosive., Used incorrectly in serious contexts where a more professional term is required.
Usage notesUse 'blast' when talking about explosions or loud sounds. It’s informal and best suited for casual conversations or playful contexts, but can also be used in serious discussions about explosions.Used in informal contexts, often to express excitement or to describe an explosive action. Not suitable for formal writing.

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Blast
POW

Frequently asked questions: Blast vs POW

What's the difference between Blast and POW?

Blast: A strong explosion or a loud noise. POW: A loud sound made by an explosion or hit.

Which is more formal: Blast and POW?

Blast is the most formal of these.

Which is more common: Blast and POW?

Blast is the most common in everyday English.

Can you show an example of each?

Blast: The party was such a blast that everyone stayed until the early morning. POW: He hit the punching bag, and a loud 'POW' echoed through the gym.

Can I use Blast and POW interchangeably?

Not always. Blast and POW are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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