jackknife


Definition: Meaning of, jackknife in English to English dictionary.

Pronunciation: / ˈdʒaknʌɪf /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
jackknife jackknives
  1. a large knife with one or more folding blades
    SYNONYM
    ANTONYM
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  2. a dive in which the diver bends to touch the ankles before straightening out
    SYNONYM
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    ANTONYM
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synonym
antonym
  • verb
  • synonym
  • antonym
Word Forms:
Prsesent Past Past Participle
jackknife jackknifed jackknifed
Present Participle Third Person Singular
jackknifing jackknifes
  1. sport dive into the water bending the body at the waist at a right angle, like a jackknife
    SYNONYM
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    ANTONYM
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synonym
antonym

jackknife used in phrases

  • jackknife clam (noun)
    1. marine clam having a long narrow curved thin shell
  • jackknife-fish (noun)
    1. black-and-white drumfish with an erect elongated dorsal fin
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