One who objects to ships or shipping deemed offensive, e.g. due to incest, age differences, abusive elements, or power gaps (treating the other partner badly because they have less authority).
One who opposes a specific ship or shipping in general.
One who robs others in a lawless area, especially as part of a group.
A runner who covertly joins a race without having registered as a participant.
An outlaw.
An aircraft identified as an enemy, but distinct from "hostile" or "threat" in that it is not immediately to be engaged.
One who cheats others.
To rob, or steal from, in the manner of a bandit.