单词 | jackknife |
释义 | jackknife1 of 2noun jack·knife ˈjak-ˌnīf 1 : a large strong pocketknife 2 : a dive executed headfirst in which the diver bends from the waist and touches the ankles while holding the knees unbent and then straightens out jackknife 2 of 2verb jackknifed; jackknifing; jackknifes intransitive verb 1 : to double up like a jackknife jackknifed into a seat beside me, folding up his six feet eight Lady Bird Johnson 2 : to turn and form an angle of 90 degrees or less with each other —used especially of a tractor-trailer combination transitive verb 1 : to cause to double up like a jackknife 2 : to cut with a jackknife jackknife noun1 as in pocketknife Synonyms & Similar Words Relevance
2 as in belly flop Synonyms & Similar Words
Antonyms & Near Antonyms
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