The Collaborative International Dictionary of English v.0.48:

Member \Mem"ber\, v. t. [See Remember.]
   To remember; to cause to remember; to mention. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Member \Mem"ber\, n. [OE. membre, F. membre, fr. L. membrum; cf.
   Goth. mimz flesh, Skr. mamsa.]
   [1913 Webster]
   1. (Anat.) A part of an animal capable of performing a
      distinct office; an organ; a limb.
      [1913 Webster]

            We have many members in one body, and all members
            have not the same office.             --Rom. xii. 4.
      [1913 Webster]

   2. Hence: A part of a whole; an independent constituent of a
      body; as:
      (a) A part of a discourse or of a period or sentence; a
          clause; a part of a verse.
      (b) (Math.) Either of the two parts of an algebraic
          equation, connected by the sign of equality.
      (c) (Engin.) Any essential part, as a post, tie rod,
          strut, etc., of a framed structure, as a bridge truss.
      (d) (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.
      (e) One of the persons composing a society, community, or
          the like; an individual forming part of an
          association; as, a member of the society of Friends.
      (f) (Math.) one of the elements which, taken together,
          comprise a set.
      (g) (Math.) one of the individual objects which comprise a
          group or class.
          [1913 Webster +PJC]

   Compression member, Tension member (Engin.), a member, as
      a rod, brace, etc., which is subjected to compression or
      tension, respectively.
      [1913 Webster]

WordNet (r) 3.0 (2006):

member
    n 1: one of the persons who compose a social group (especially
         individuals who have joined and participate in a group
         organization); "only members will be admitted"; "a member
         of the faculty"; "she was introduced to all the members of
         his family" [syn: member, fellow member] [ant:
         nonmember]
    2: anything that belongs to a set or class; "snakes are members
       of the class Reptilia"; "members of the opposite sex"
    3: an external body part that projects from the body; "it is
       important to keep the extremities warm" [syn: extremity,
       appendage, member]
    4: an organization that is a member of another organization
       (especially a state that belongs to a group of nations); "the
       library was a member of the interlibrary loan association";
       "Canada is a member of the United Nations"
    5: the male organ of copulation (`member' is a euphemism) [syn:
       penis, phallus, member]

Moby Thesaurus II by Grady Ward, 1.0:

69 Moby Thesaurus words for "member":
   Greek, affiliate, appendage, arm, associate, belonger, bough,
   branch, brother, card-carrier, card-carrying member, cardholder,
   charter member, clubber, clubman, clubwoman, colleague,
   committeeman, comrade, conventioneer, conventioner, conventionist,
   cut, division, dues-paying member, enlistee, enrollee, fellow,
   fraternity man, guildsman, hand, honorary member, imp, initiate,
   insider, joiner, joint, leg, life member, limb, link, lobe, lobule,
   moiety, offshoot, one of us, organ, parcel, piece, pinion, pledge,
   portion, ramification, runner, scion, section, segment, sister,
   socius, sorority girl, sorority woman, spray, sprig, spur, switch,
   tail, tendril, twig, wing



Bouvier's Law Dictionary, Revised 6th Ed (1856):

MEMBER. This word has various significations: 1. The limits of the body
useful in self-defence. Membrum est pars corporis habens destinatum
operationem in corpore. Co. Litt. 126 a. See Limbs.
     2.-2. An individual who belongs to a firm, partnership, company or
corporation. Vide Corporation; Partnership.
     3.-3. One who belongs to a legislative body, or other branch of the
government; as, a member of the house of representatives; a member of the
court.