jackknife

  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

Jackknife

[exercise] A jackknife is an abdominal exercise. Jackknife exercises are designed to work the abdominal muscles, particularly the lower abs. There are a number of variations of jackknife exercises that allow people of different ages and ability to work their abdominal muscles.The jackknife can be done on an exercise ball, exercise bench, th...
Found on http://en.wikipedia.org/wiki/Jackknife_(exercise)

jackknife

[n] - a dive in which the diver bends to touch the ankles before straightening out 2. [v] - dive into the water bending the body at the waist at a right angle, like a jackknife
Found on http://www.webdictionary.co.uk/definition.php?query=jackknife

Jackknife

Jack'knife` noun A large, strong clasp knife for the pocket; a pocket knife.
Found on http://www.encyclo.co.uk/webster/J/1

jackknife

noun a dive in which the diver bends to touch the ankles before straightening out
Found on http://wordnetweb.princeton.edu/perl/webwn?s=jackknife

jackknife

verb dive into the water bending the body at the waist at a right angle, like a jackknife
Found on http://wordnetweb.princeton.edu/perl/webwn?s=jackknife

Jackknife

• (n.) A large, strong clasp knife for the pocket; a pocket knife.
Found on http://thinkexist.com/dictionary/meaning/jackknife/

Jackknife

A jackknife or jack knife, is a large pocket knife with a folding blade (a clasp-knife).
Found on http://www.probertencyclopaedia.com/browse/FJ.HTM

Jackknife

A jackknife, or pocket knife, is a compact, foldable knife. Jackknife may also refer to: == See also == ...
Found on http://en.wikipedia.org/wiki/Jackknife

Jackknife

The point at which the cab of an articulated lorry is overtaken by the trailer its pulling while still attached.
Found on http://www.expertasig.ro/dictionar/car_terms.php
No exact match found