The Collaborative International Dictionary of English v.0.48:

Split \Split\, a.
   1. Divided; cleft.
      [1913 Webster]

   2. (Bot.) Divided deeply; cleft.
      [1913 Webster]

   3. (Exchanges)
      (a) Divided so as to be done or executed part at one time
          or price and part at another time or price; -- said of
          an order, sale, etc.
      (b) Of quotations, given in sixteenth, quotations in
          eighths being regular; as, 103/16 is a split
          quotation.
      (c) (London Stock Exchange) Designating ordinary stock
          that has been divided into preferred ordinary and
          deferred ordinary.
          [Webster 1913 Suppl.]

   Split pease, hulled pease split for making soup, etc.

   Split pin (Mach.), a pin with one end split so that it may
      be spread open to secure it in its place.

   Split pulley, a parting pulley. See under Pulley.

   Split ring, a ring with overlapped or interlocked ends
      which may be sprung apart so that objects, as keys, may be
      strung upon the ring or removed from it.

   Split ticket, a ballot in which a voter votes for a portion
      of the candidates nominated by one party, candidates of
      other parties being substituted for those omitted. [U.S.]
      [1913 Webster +PJC]

The Collaborative International Dictionary of English v.0.48:

Ticket \Tick"et\, n. [F. ['e]tiquette a label, ticket, fr. OF.
   estiquette, or OF. etiquet, estiquet; both of Teutonic
   origin, and akin to E. stick. See Stick, n. & v., and cf.
   Etiquette, Tick credit.]
   A small piece of paper, cardboard, or the like, serving as a
   notice, certificate, or distinguishing token of something.
   Specifically:
   [1913 Webster]
   (a) A little note or notice. [Obs. or Local]
       [1913 Webster]

             He constantly read his lectures twice a week for
             above forty years, giving notice of the time to his
             auditors in a ticket on the school doors. --Fuller.
       [1913 Webster]
   (b) A tradesman's bill or account. [Obs.]
       [1913 Webster]

   Note: Hence the phrase on ticket, on account; whence, by
         abbreviation, came the phrase on tick. See 1st Tick.
         [1913 Webster]

               Your courtier is mad to take up silks and velvets
               On ticket for his mistress.        --J. Cotgrave.
         [1913 Webster]
   (c) A certificate or token of right of admission to a place
       of assembly, or of passage in a public conveyance; as, a
       theater ticket; a railroad or steamboat ticket.
       [1913 Webster]
   (d) A label to show the character or price of goods.
       [1913 Webster]
   (e) A certificate or token of a share in a lottery or other
       scheme for distributing money, goods, or the like.
       [1913 Webster]
   (f) (Politics) A printed list of candidates to be voted for
       at an election; a set of nominations by one party for
       election; a ballot. [U. S.]
       [1913 Webster]

             The old ticket forever! We have it by thirty-four
             votes.                               --Sarah
                                                  Franklin
                                                  (1766).
       [1913 Webster]

   Scratched ticket, a ticket from which the names of one or
      more of the candidates are scratched out.

   Split ticket, a ticket representing different divisions of
      a party, or containing candidates selected from two or
      more parties.

   Straight ticket, a ticket containing the regular
      nominations of a party, without change.

   Ticket day (Com.), the day before the settling or pay day
      on the stock exchange, when the names of the actual
      purchasers are rendered in by one stockbroker to another.
      [Eng.] --Simmonds.

   Ticket of leave, a license or permit given to a convict, or
      prisoner of the crown, to go at large, and to labor for
      himself before the expiration of his sentence, subject to
      certain specific conditions. [Eng.] --Simmonds.

   Ticket porter, a licensed porter wearing a badge by which
      he may be identified. [Eng.]
      [1913 Webster]

WordNet (r) 3.0 (2006):

split ticket
    n 1: a ballot cast by a voter who votes for candidates from more
         than one party [ant: straight ticket]