split up
     n : an increase in the number of outstanding shares of a
         corporation without changing the shareholders' equity;
         "they announced a two-for-one split of the common stock"
         [syn: {split}, {stock split}]
     v 1: get a divorce; formally terminate a marriage; "The couple
          divorced after only 6 months" [syn: {divorce}]
     2: separate into parts or portions; "divide the cake into three
        equal parts"; "The British carved up the Ottoman Empire
        after World War I" [syn: {divide}, {split}, {separate}, {dissever},
         {carve up}] [ant: {unite}]
     3: discontinue an association or relation; go different ways;
        "The business partners broke over a tax question"; "The
        couple separated after 25 years of marriage"; "My friend
        and I split up" [syn: {separate}, {part}, {split}, {break},
         {break up}]
     4: become separated into pieces or fragments; "The figurine
        broke"; "The freshly baked loaf fell apart" [syn: {break},
         {separate}, {fall apart}, {come apart}]
Source: WordNet® 2.0