English Reference

Word

blast

US/ˈbɫæst/

UK/blˈɑːst/

Definitions

01an explosion

B1 · Intermediate Countable noun

n. a sudden and violent explosion, often used when clearing rock or destroying buildings.

n. a sudden, violent explosion or the forceful wave of air pressure produced by one.

“The blast from the dynamite could be heard three miles away from the construction site.”

“The shockwave from the blast shattered windows across the valley, demonstrating the sheer power of the industrial explosives used in the quarry.”

02a loud noise

B2 · Upper Intermediate Countable noun

n. a sudden, very loud sound, like a car horn or a trumpet.

n. a sudden, loud, and often harsh acoustic signal.

“The ship gave a long blast of its whistle as it left the harbour.”

“A sudden blast from the air horn startled the pedestrians, momentarily drowning out the ambient city traffic.”

Synonyms

blarehonktoot

Antonyms

03a fun time

B1 · Intermediate Countable noun Informal

n. a very enjoyable or exciting experience.

n. an exceptionally enjoyable or exciting event or experience.

“We had a blast at the theme park yesterday.”

“Despite the initial travel delays, the entire group had a blast at the wedding reception, dancing until the early hours of the morning.”

Synonyms

Antonyms

04severe criticism

C1 · Advanced Countable noun Informal

n. a strong and angry verbal attack or piece of criticism.

n. a severe and public verbal reprimand or criticism.

“The manager gave the team a blast for their poor performance in the first half.”

“The senator faced a blast from the press after the controversial documents were leaked to the public.”

Antonyms

05to blow up

B1 · Intermediate

v. to destroy something using explosives.

v. to shatter or destroy something by means of an explosion.

“Engineers had to blast the rock to make a tunnel for the new road.”

“The demolition crew prepared to blast the derelict apartment block, ensuring all safety protocols were strictly followed before the countdown.”

Antonyms

06to play music loudly

B2 · Upper Intermediate Informal

v. to play music or sound at a very high volume.

v. to produce or broadcast sound, especially music, at an extremely high volume.

“Our neighbours were blasting music until two in the morning.”

“The teenagers drove through the quiet residential street blasting heavy metal from their car speakers, much to the annoyance of the residents.”

Synonyms

blarepump

Collocations

Common phrases and expressions where native English speakers use the word “blast” in context.

Verb

01. have a blast

“We had a blast at the concert last night; it was the most fun I've had in years.”

verb + noun

02. survive the blast

“Miraculously, several residents managed to survive the blast despite the building's collapse.”

verb + noun

Adjective

03. deafening blast

“A deafening blast from the ship's horn signaled its departure from the harbor.”

adj + noun

04. icy blast

“An icy blast of wind hit us as soon as we stepped out of the cabin.”

adj + noun

Noun

05. blast furnace

“The steel mill utilizes a massive blast furnace to melt raw iron ore.”

noun + noun

06. blast of air

“A sudden blast of air cleared the smoke from the room within seconds.”

noun + of + noun

Preposition

07. at full blast

“The neighbors were playing their music at full blast until three in the morning.”

prep + noun

Real-World Examples

“After the explosion's initial brightness peak, most supernovae fade in a fairly predictable way, powered by the radioactive decay of nickel-56 formed in the blast.”
Phys.org 16 Aug 2026
“AP Photo/John Raoux You might think about rockets as powerful vehicles that blast astronaut crews and robotic missions off into space.”
The Conversation 5 Aug 2026
“It was traveling along the line of sight at more than 6,000 kilometers per second, indicating that a densely bound structure may have survived the initial blast and was now moving rapidly toward us.”
ScienceDaily 16 Aug 2026

Etymology

From Middle English blast, blest, from Old English blǣst (“blowing, blast”), from Proto-West Germanic blāstu, from Proto-Germanic blēstuz (“blowing, blast”). Cognate with West Frisian blast (“blast”), dialectal Dutch blast (“stubborn intent, drumming”), obsolete German Blast (“wind, blowing”), German blasen (“to blow”), Dutch blazen (“to blow”), Danish blæst (“wind”), French blaser (“to blunt, dull”). More at blow.

From Middle English blasten, blesten, from Old English blǣstan (“to blow, blast”), from Proto-West Germanic blēstijan, from Proto-Germanic blēstijaną. Possibly related to Middle High German blesten (“to stand out, plop, splash”).

From Ancient Greek βλαστός (blastós, “germ or sprout”).

From BLAST (an acronym for Basic Local Alignment Search Tool).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

blast(C1)

Idioms

Domain

Biology

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990EikenEikenTest in Practical English ProficiencyThe English proficiency test from the Eiken Foundation of Japan, widely taken by Japanese students. Grades run from 5 to 1, with Pre-1 and Pre-2 between them.Grade 1
Frequency
Common
Level
C1 · AdvancedOxford
Updated

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