noun.
One that dispenses or gives out, especially a machine or container that allows the contents to be removed and used in convenient or prescribed amounts.
The Century Dictionary and Cyclopedia
noun.
A manager; a steward.
noun.
One who dispenses or distributes; one who administers: as, a dispenser of medicines; a dispenser of gifts or of favors; a dispenser of justice.
the GNU version of the Collaborative International Dictionary of English
noun.
One who, or that which, dispenses; a distributer.