Definition of thunk
- dialectal past tense and past participle of think
The book landed on the floor with a thunk.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thunk.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1947See Words from the same year
: a dull, hollow sound made especially when a heavy object hits something
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