J'Ouvert
Concise Oxford English Dictionary © 2008 Oxford University Press:
J'Ouvert /dʒuːˈveɪ/
▶noun (in the Caribbean) the official start of carnival, at dawn on the Monday preceding Lent.
– origin Fr. Creole, from Fr. jour ouvert ‘day opened’.
'J'Ouvert' also found in these Oxford entries:

