Definition of intermeddle in English:

intermeddle

intransitive verb

[no object]
  • Interfere in something that is not one's concern.

    ‘this man intermeddled in all my affairs’
    interfere, butt in, intrude, intervene, interlope, pry, poke, nose, busybody, interpose, obtrude, thrust

Origin

Late 15th century from Old French entremesler, from entre- ‘between, among’ + mesler ‘meddle’.