n.

1. extending the legs at right angles to the trunks (one in front and the other in back)
2. a bottle containing half the usual amount
3. a promised or claimed share of loot or money
   
   • he demanded his split before they disbanded
4. a lengthwise crack in wood
   
   • he inserted the wedge into a split in the log
5. an opening made forcibly as by pulling apart;
   rip, rent, snag, tear
   
   • there was a rip in his pants
   • she had snags in her stockings
6. an old Croatian city on the Adriatic Sea;
   Split
7. a dessert of sliced fruit and ice cream covered with whipped cream and cherries and nuts
8. (tenpin bowling) a divided formation of pins left standing after the first bowl
   
   • he was winning until he got a split in the tenth frame
9. an increase in the number of outstanding shares of a corporation without changing the shareholders' equity;
   stock split, split up
   
   • they announced a two-for-one split of the common stock
10. the act of rending or ripping or splitting something;
    rent, rip
    
    • he gave the envelope a vigorous rip
11. division of a group into opposing factions;
    schism
    
    • another schism like that and they will wind up in bankruptcy

v.

1. separate into parts or portions;
   divide, split up, separate, dissever, carve up
   
   • divide the cake into three equal parts
   • The British carved up the Ottoman Empire after World War I
2. separate or cut with a tool, such as a sharp instrument;
   cleave, rive
   
   • cleave the bone
3. discontinue an association or relation; go different ways;
   separate, part, split up, break, break up
   
   • The business partners broke over a tax question
   • The couple separated after 25 years of marriage
   • My friend and I split up
4. go one's own way; move apart;
   separate, part
   
   • The friends separated after the party
5. break open or apart suddenly;
   burst, break open
   
   • The bubble burst

adj.

1. being divided or separated
   
   • split between love and hate
2. having been divided; having the unity destroyed;
   disconnected, disunited, fragmented
   
   • Congress...gave the impression of...a confusing sum of disconnected local forces"-Samuel Lubell; "a league of disunited nations"- E.B.White; "a fragmented coalition
   • a split group
3. (especially of wood) cut or ripped longitudinally with the grain
   
   • we bought split logs for the fireplace