A mischievous scamp.
A vagrant.
A plant that shows some undesirable variation.
A character class focusing on stealthy conduct.
An aggressive animal separate from the herd, especially an elephant.
A scoundrel, rascal or unprincipled, deceitful, and unreliable person.
Deceitful software pretending to be anti-spyware, but in fact being malicious software itself.
To cull; to destroy plants not meeting a required standard, especially when saving seed, rogue or unwanted plants are removed before pollination.
Mischievous, unpredictable.
Large, destructive and unpredictable.
Deceitful, unprincipled.
Vicious and solitary.
An unfortunate, often ironic turn of events.