Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “blast”


noun     /blɑːst/
EXPLOSION [C] an explosion : a bomb blast Exploding and erupting
AIR [C] a sudden strong movement of air : a blast of cold air / heat Wind and windsStormy weather
full blast If something is happening or working full blast, it is at its loudest , strongest , or fastest level : The heating was on full blast.Noise and noisy
NOISE [C] a sudden loud noise : a blast on the trumpet Noise and noisy
ENJOYMENT [no plural] US very informal an exciting and enjoyable experience : Eric's party was a blast.Celebrations, parties and special occasionsSpecific holidays and festivals
(Definition of blast noun from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “blast” in other dictionaries

Word of the Day


a situation in which two people are friends

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More