1. noun /ˈʤʊəɹiː/
a) A group of individuals chosen from the general population to hear and decide a case in a court of law.
1952: James Avery Joyce: Justice At Work: (this edition Pan 1957) Page 92. commenting on R v Smith [1915] 84 LJKB 2153 (1914-15 All ER 262 CCA)
b) A group of judges in a competition.
2. verb /ˈʤʊəɹiː/
To judge by means of a jury
Wikipedia foundation.