run off with

/R AH1 N AO0 F W IH0 DH/
verb
  1. 1

    To steal or abscond with.

    โ€œHe ran off with my wallet.โ€

  2. 2

    To elope; to leave with (someone) with the intention of living with them or marrying them.

    โ€œThe chief accountant has run off with his secretary!โ€

Source: https://en.wiktionary.org/wiki/run%20off%20with