\ ˈjā
\
\
plural j's or js\
ˈjāz
\
\
Definition of j
(Entry 1 of 3)
1a
: the 10th letter of the English alphabet
b
: a speech counterpart of orthographic j (as j in jump)
2a
: a graphic device for reproducing the letter j
b
: a unit vector parallel to the y-axis
3
: one designated j especially as the 10th in order or class
4
: something shaped like the letter J
5
J, plural J's or Js, basketball, informal
: jump shot
… she flicked a pass to the corner, where Lawson nailed a J to tie the game at 51.— Hank Hersch
Definition of j (Entry 2 of 3)
1
jack
2
journal
3
judge; justice
Definition of J (Entry 3 of 3)
joule
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From the Editors at Merriam-Webster
Absent Letters That Are Heard Anyway
Absent Letters That Are Heard Anyway
They aren't seen but they are heard
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Cite this Entry
“J.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/j. Accessed 13 Apr. 2021.
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More Definitions for j
j
noun
English Language Learners Definition of j
: the 10th letter of the English alphabet
See the full definition for j in the English Language Learners Dictionary
\ ˈjā
\
\
plural j's or js\
ˈjāz
\
Kids Definition of j
: the tenth letter of the English alphabet
J
symbolMedical Definition of J
mechanical equivalent of heat
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J.
abbreviationLegal Definition of J.
1
judge
2
justice
3
judgment
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Time Traveler for j
The first known use of j was in the 15th century
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