Skip to content

Jackknife Definition & Meaning

jackknife
noun
  1. a large knife with one or more folding blades
  2. a dive in which the diver bends to touch the ankles before straightening out
verb
  1. dive into the water bending the body at the waist at a right angle, like a jackknife

Usage tips for "jackknife"

Understanding the precise definition of a word helps you use it with confidence. When using "jackknife" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for jackknife to find words that pair well.

Use "jackknife" in a verse

Now that you know what "jackknife" means, try using it in your own lyrics:

Generate a verse

Frequently asked questions

What does jackknife mean?
a large knife with one or more folding blades a dive in which the diver bends to touch the ankles before straightening out dive into the water bending the body at the waist at a right angle, like a jackknife
What part of speech is jackknife?
Jackknife is a noun and a verb.
How many definitions does jackknife have?
Jackknife has 3 definitions across 2 parts of speech (noun, verb).

Look up another word