split up Meaning, Definition & Usage

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

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