meeter

from WordNet (r) 3.0 (2006)

meeter
    n 1: a person who is present and participates in a meeting; "he
         was a regular attender at department meetings"; "the
         gathering satisfied both organizers and attendees" [syn:
         {attendant}, {attender}, {attendee}, {meeter}]

from The Collaborative International Dictionary of English v.0.48

Meeter \Meet"er\ (m[=e]t"[~e]r), n.
   One who meets.
   [1913 Webster]