In″ter‐lo′per (?; 277), n. [Pref. inter- + D. looper a runner, fr. loopen to run; akin to E. leap. See Leap, and cf. Elope.] One who interlopes; one who unlawfully intrudes upon a property, a station, or an office; one who interferes wrongfully or officiously.
The untrained man,... the interloper as to the professions. I. Taylor.