Synonyms

1. jackknife

noun. a large knife with one or more folding blades.

Synonyms

  • pocketknife
  • clasp knife

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2. jackknife-fish

noun. black-and-white drumfish with an erect elongated dorsal fin.

Synonyms

  • drum
  • drumfish
  • genus Equetus
  • Equetus

3. jackknife

noun. a dive in which the diver bends to touch the ankles before straightening out.

Synonyms

  • dive

Antonyms

  • rise

4. jackknife

verb. dive into the water bending the body at the waist at a right angle, like a jackknife.

Sentences with jackknife


1. Verb, base form
Avoid exaggerated turns, which can cause your trailer and vehicle to buckle or jackknife, necessitating another attempt.

2. Noun, singular or mass
For a jackknife, hold one knee to the chest and lean backwards for a directed splash.

3. Adjective
To tighten your tummy and strengthen your core, Bodybuilding.com recommends butt-ups, crunches, bent-knee hip raises, jackknife sit-ups and the cross-body crunch, which is similar to an air bike.

4. Adjective, comparative
Try incline situps on an incline bench or do jackknife situps from the floor.

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