jackknife

English Dictionary -> Letter J -> jackknife

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jackknife Definition

• (n) a large knife with one or more folding blades
• (n) a dive in which the diver bends to touch the ankles before straightening out
• (v) dive into the water bending the body at the waist at a right angle, like a jackknife

jackknife Synonyms

• clasp knife
• jackknife