Meaning of 'blow out of all proportion'

[sandra]

Test No. incompl/advan-44 "Scandal", question 4

This piece of information was discovered by one keen local reporter and was ......... up out of all proportion by the national press.

(a) blown
(b) blew
(c) blowing
(d) blows

Test No. incompl/advan-44 "Scandal", answer 4

This piece of information was discovered by one keen local reporter and was blown up out of all proportion by the national press.

Correct answer: (a) blown

Your answer was: incorrect
This piece of information was discovered by one keen local reporter and was blew up out of all proportion by the national press.
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Could you please explain the meaing of "be blown up out of all proportion" to me?Thank you!

[Torsten]

If somebody blows something out of all proportion, they act as if an event that has happened is much worse than it really is. In other words: they overact.
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Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary

[Rich7]

Just another synoym: EXAGGERATE

[Rich7]

SYNONYM