Jackknife
noun
A small knife with folding blades.
He used a jackknife to cut an apple.
Often appears as...
- carry a jackknife
- pocket jackknife
verb
To bend the body quickly into a V shape, like a diving position.
The diver gracefully jackknifed as he entered the water.
Often appears as...
- jackknife dive
- jackknife position
verb
When a truck with two parts (a cab and a trailer) folds itself in an acute angle like a pocket knife.
Due to the icy conditions, the large semi truck jackknifed on the highway.
Often appears as...
- jackknife accident
- truck jackknifed
noun
A small knife with folding blades.
He used a jackknife to cut an apple.
Often appears as...
- carry a jackknife
- pocket jackknife
verb
To bend the body quickly into a V shape, like a diving position.
The diver gracefully jackknifed as he entered the water.
Often appears as...
- jackknife dive
- jackknife position
verb
When a truck with two parts (a cab and a trailer) folds itself in an acute angle like a pocket knife.
Due to the icy conditions, the large semi truck jackknifed on the highway.
Often appears as...
- jackknife accident
- truck jackknifed
Definition 1 of 3
Pro Tip 1/2Tool Usage
Jackknife often relates to outdoor activities or handy tasks for convenience.
She pulled out her jackknife to whittle a stick at the campsite.
Pro Tip 2/2Portable Item
A jackknife is small, foldable, and easily carried, emphasizing portability.
Before the hike, he ensured his jackknife was in his backpack.
Pro Tip 1/2Tool Usage
Jackknife often relates to outdoor activities or handy tasks for convenience.
She pulled out her jackknife to whittle a stick at the campsite.
Pro Tip 2/2Portable Item
A jackknife is small, foldable, and easily carried, emphasizing portability.
Before the hike, he ensured his jackknife was in his backpack.
Pro Tip 1/2Tool Usage
Jackknife often relates to outdoor activities or handy tasks for convenience.
She pulled out her jackknife to whittle a stick at the campsite.
Pro Tip 2/2Portable Item
A jackknife is small, foldable, and easily carried, emphasizing portability.
Before the hike, he ensured his jackknife was in his backpack.
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