choose up

verb3

1. •
   To form (sides or teams), usually for a game, by having two individual players choose their teammates.
2. •
   To select; pick, especially, to make a final decision on a selection or option.

   • A couple bitches tried to play me They tried to have my babies I’m like “bitches, you crazy?” I’m tryna git my loot up […] Money or a broke bitch It ain’t hard for me to choose up — 2013
3. •
   (slang) To choose (not necessarily fully consensually) to work as a prostitute for a particular pimp.