noun.
One that consumes, especially one that acquires goods or services for direct use or ownership rather than for resale or use in production and manufacturing.
noun.
A heterotrophic organism that ingests other organisms or organic matter in a food chain.
The Century Dictionary and Cyclopedia
noun.
One who consumes, destroys, wastes, or spends; that which consumes.
noun.
Specifically, in polit, econ., one who destroys the exchangeable value of a commodity by using it: the opposite of producer.
the GNU version of the Collaborative International Dictionary of English
noun.
One who, or that which, consumes.
noun.
the person or organization that uses some item of commerce or service in its own acitities, as opposed to reselling the item or including it as part of another item for resale; -- called also the end user.