\Rat"ten\, v. t. [Prov. E. ratten a rat, hence the verb
literally means, to do mischief like a rat.]
To deprive feloniously of the tools used in one's employment
(as by breaking or stealing them), for the purpose of
annoying; as, to ratten a mechanic who works during a strike.
[Trades-union Cant] --J. McCarthy.