English edit

Etymology edit

half +‎ -er

Noun edit

halfer (plural halfers)

  1. (decision theory) With regard to the Sleeping Beauty problem: one who argues that the probability of heads is 1/2.
    Coordinate term: thirder
  2. (obsolete) One who possesses or gives half only; one who shares.
    • 1625, Richard Montagu, Appello Caesarem: a just Appeale from two unjust Informers:
      ſuch Halfers in opinions
  3. (obsolete) A gelded male fallow deer.
    • 1814, Samuel Pegge, Anonymian:
      Bucks , when cut , called Halfers

References edit