He's a time bomb getting ready to explode.
If we don't do something about the pollution problem, we'll be sitting on a ticking time bomb.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'time bomb.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
1893
: a bomb that is set to explode at a particular moment
: a person or situation that will probably become dangerous or harmful in the future
See words that rhyme with time bomb Spanish Central: Translation of time bomb
What made you want to look up time bomb? Please tell us where you read or heard it (including the quote, if possible).
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