member

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A distinct part of a whole, especially:
2. n. Linguistics A syntactic unit of a sentence; a clause.
3. n. Logic A proposition of a syllogism.
4. n. Mathematics An element in a set.
5. n. A part or an organ of a human or animal body, as:
6. n. A limb, such as an arm or a leg.
7. n. The penis.
8. n. A part of a plant.
9. n. One that belongs to a group or an organization: a club member; a bank that is a member of the FDIC.
10. n. Mathematics The expression on either side of an equality sign.
11. n. A structural unit, such as a beam or wall.

Century Dictionary and Cyclopedia

1. n. An integral part of an animal body having a distinct function; a vital organ; particularly, in common use, one of the limbs or extremities, as a leg, an arm, or a wing.
2. n. Specifically, the private parts.
3. n. Figuratively, anything likened to a part of the body.
4. n. A part of any aggregate or whole; one of a number of associated parts or entities; any unit or division that can be considered separately as part of a total.
5. n. Specifically— A person considered in relation to any aggregate of individuals to which he belongs; particularly, one who has united with or has been formally chosen as a corporate part of an association or public body of any kind, as a church or a society: often used elliptically in England for a member of Parliament, and in the United States for a member of Congress.
6. n. A part of a discourse, or of a period or sentence; a clause; a part of a verse.
7. n. In architecture, any subordinate part of a building, order, or composition, as a frieze, cornice, or molding.
8. n. In algebra, either of the two parts or sides of an equation united by the sign of equality (=).
9. n. In zoology and botany, a component of any higher classificatory group: thus, a species is a member of a genus; a genus is a member of a family, etc.
10. n. In English law, a place where a custom-house has been kept of old time, with officers or deputies in attendance. Such localities were lawful places of exportation or importation.

Wiktionary

1. n. One who officially belongs to a group.
2. n. A part of a whole.
3. n. A limb.
4. n. The penis.
5. n. logic One of the propositions making up a syllogism.
6. n. set theory An element of a set.
7. n. computing, programming In object-oriented programming, a function or piece of data associated with each separate instance of a class.

GNU Webster's 1913

1. v. obsolete To remember; to cause to remember; to mention.
2. n. (Anat.) A part of an animal capable of performing a distinct office; an organ; a limb.
3. n. A part of a whole; an independent constituent of a body.
4. n. A part of a discourse or of a period or sentence; a clause; a part of a verse.
5. n. (Math.) Either of the two parts of an algebraic equation, connected by the sign of equality.
6. n. (Engin.) Any essential part, as a post, tie rod, strut, etc., of a framed structure, as a bridge truss.
7. n. (Arch.) Any part of a building, whether constructional, as a pier, column, lintel, or the like, or decorative, as a molding, or group of moldings.
8. n. One of the persons composing a society, community, or the like; an individual forming part of an association.
9. n. (Math.) one of the elements which, taken together, comprise a set.
10. n. (Math.) one of the individual objects which comprise a group or class.

WordNet 3.0

1. n. the male organ of copulation (`member' is a euphemism)
2. n. an organization that is a member of another organization (especially a state that belongs to a group of nations)
3. n. anything that belongs to a set or class
4. n. an external body part that projects from the body
5. n. one of the persons who compose a social group (especially individuals who have joined and participate in a group organization)