interlock (Noun) — A device that prevents an automotive engine from starting. ex. "car theives know how to bypass the ignition interlock"
interlock (Noun) — The act of interlocking or meshing. ex. "an interlock of arms by the police held the crowd in check"
interlock (Verb) — Coordinate in such a way that all parts work together effectively.
interlock (Verb) — Hold in a locking position. ex. "He interlocked his hands around her neck"
interlock (Verb) — Become engaged or intermeshed with one another. ex. "They were interlocked in embrace"