Noun
douzaine (plural douzaines)
(Guernsey) A parish council, consisting of a dean and twelve douzeniers.
;Dozen bet : A bet that the number will be in the chosen dozen: first (1-12, Premiere douzaine or P12), second (13-24, Moyenne douzaine or M12), or third (25-36, Dernière douzaine or D12). Source: Internet