jackknives in English

noun
1
a knife with a folding blade.
Adam had chosen a jackknife rather than a fixed blade.
2
a dive in which the body is first bent at the waist and then straightened.
But still, I usually like to lounge about in a chaise lounge or something while everyone else is doing cannonballs and jackknives and freakish flips off the diving board.
3
a method of assessing the variability of data by repeating a calculation on the sets of data obtained by removing one value from the complete set.
To evaluate clade support, bootstrap and jackknife analyses were performed in PAUP * using a full heuristic search with 1000 replicates, simple addition sequence, and TBR branch-swapping.

Use "jackknives" in a sentence

Below are sample sentences containing the word "jackknives" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "jackknives", or refer to the context using the word "jackknives" in the English Dictionary.

1. As a child, I was interested in the story because the train cars were filled with toy animals, toy clowns, jackknives, puzzles, and books as well as delicious things to eat.