jackknife
(jack-knife)
2 syllables
Definition
noun. a folding knife with a blade that can be locked in place, often used for cutting or as a tool.
verb. to bend or fold in a way similar to a jackknife.
verb. to bend or fold in a way similar to a jackknife.
Example Sentence
He is very careful with his jackknife.
More Example Sentences
The action of jackknifing in gymnastics requires great flexibility and balance.
Synonyms
folding knife; penknife; pocket knife
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jackknife
