Definition of cabinet noun from the Oxford Advanced Learner's Dictionary
cabinet
noun
ˈkæbɪnət ˈkæbɪnət
1(usually the Cabinet) [countable + singular or plural verb]a group of chosen members of a government, which is responsible for advising and deciding on government policya cabinet meeting (British English) a cabinet minister (British English) the shadow Cabinet (= the most important members of the opposition party)2[countable]a piece of furniture with doors, drawers and/or shelves, that is used for storing or showing thingskitchen cabinetsa medicine cabinetThe china was displayed in a glass cabinet. see also filing cabinet
ˈkæbɪnət 
ˈkæbɪnət 
1 (usually the Cabinet) [countable + singular or plural verb] a group of chosen members of a government, which is responsible for advising and deciding on government policya cabinet meeting (British English) a cabinet minister (British English) the shadow Cabinet (= the most important members of the opposition party)