What does "split" mean?

Additional senses

1. 2.To divide or break up into parts or divisions, as by discord; to separate into parts or parties, as a political party; to disunite. [Colloq.] South.
2. 3.(Chem.) To divide or separate into components; -- often used with up; as, to split up sugar into alcohol and carbonic acid. To split hairs, to make distinctions of useless nicety.
3. 4.To part asunder; to be rent; to burst; as, vessels split by the freezing of water in them.
4. 5.To be broken; to be dashed to pieces. The ship splits on the rock. Shak.
5. 6.To separate into parties or factions. [Colloq.]
6. 7.To burst with laughter. [Colloq.] Each had a gravity would make you split. Pope.
7. 8.To divulge a secret; to betray confidence; to peach. [Slang] Thackeray. To split on a rock, to err fatally; to have the hopes and designs frustrated.
8. 9.A crack, or longitudinl fissure.
9. 10.A breach or separation, as in a political party; a division. [Colloq.]
10. 11.A piece that is split off, or made thin, by splitting; a splinter; a fragment.
11. 12.Specif (Leather Manuf.), one of the sections of a skin made by dividing it into two or more thicknesses.
12. 13.(Faro) A division of a stake happening when two cards of the kind on which the stake is laid are dealt in the same turn.
13. 14.Divided; cleft.
14. 15.(Bot.) Divided deeply; cleft. 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 containing the names of only a portion of the candidates regularly nominated by one party, other names being substituted for those omitted. [U.S.]