split upverb

• 1

  Cease to be together, break apart from the group.

  • After she left to go travelling, my girlfriend and I split up.
  • The soldiers split up into smaller squadrons to search the building.
• 2

  separate, disassociate, cause to come apart.

  • The brothers never behaved in class when they were together, so we had to split them up for the exam.

split upadj

• 1

  Divided or separated.

• 2

  obsoleteslangOf a person: having long legs.

  • He should preferably be tall, weighty, well split up in the legs (especially from the hip-joint to the knee), neatly turned at the knee and ankle joints […]