rogue

IPA: rˈoʊg

A scoundrel, rascal or unprincipled, deceitful, and unreliable person.
A mischievous scamp.
A vagrant.
(computing) Deceitful software pretending to be anti-spyware, but in fact being malicious software itself.
An aggressive animal separate from the herd, especially an elephant.
A plant that shows some undesirable variation.
(roleplaying games) A character class focusing on stealthy conduct.
A surname.

(horticulture) To cull; to destroy plants not meeting a required standard, especially when saving seed, rogue or unwanted plants are removed before pollination.
(transitive, dated) To cheat.
(obsolete) To give the name or designation of rogue to; to decry.
(intransitive, obsolete) To wander; to play the vagabond; to play knavish tricks.

Examples of "rogue" in Sentences

The rogue thief slipped through the shadows, evading the guards as he made off with the royal jewels
The pirate ship was captained by a notorious rogue who was feared throughout the seven seas
She had always been a rebel at heart, a rogue spirit who refused to conform to society's expectations
The rogue agent acted alone, operating outside the bounds of the law to achieve his own twisted goals
The rogue wave crashed onto the shore with tremendous force, sweeping everything in its path