v. t.

  1. To go with or attend as a companion or associate; to keep company with; to go along with; -- followed by with or by; as, he accompanied his speech with a bow.
  2. To cohabit with.

v. i.

  1. To associate in a company; to keep company.
  2. To cohabit (with).
  3. To perform an accompanying part or parts in a composition.