from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An unprincipled, deceitful, and unreliable person; a scoundrel or rascal.
- n. One who is playfully mischievous; a scamp.
- n. A wandering beggar; a vagrant.
- n. A vicious and solitary animal, especially an elephant that has separated itself from its herd.
- n. An organism, especially a plant, that shows an undesirable variation from a standard.
- adj. Vicious and solitary. Used of an animal, especially an elephant.
- adj. Large, destructive, and anomalous or unpredictable: a rogue wave; a rogue tornado.
- adj. Operating outside normal or desirable controls: "How could a single rogue trader bring down an otherwise profitable and well-regarded institution?” ( Saul Hansell).
- transitive v. To defraud.
- transitive v. To remove (diseased or abnormal specimens) from a group of plants of the same variety.
- intransitive v. To remove diseased or abnormal plants.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A scoundrel, rascal or unprincipled, deceitful, and unreliable person.
- n. A mischievous scamp.
- n. A vagrant.
- n. Deceitful software pretending to be anti-spyware, but in fact being malicious software itself.
- n. An aggressive animal separate from the herd, especially an elephant.
- n. A plant that shows some undesirable variation.
- adj. Vicious and solitary.
- adj. Large, destructive and unpredictable.
- adj. Deceitful, unprincipled.
- v. To cull; to destroy plants not meeting a required standard. Especially when saving seed, rogue or unwanted plants are removed before pollination.
- v. To give the name or designation of rogue to; to decry.
from the GNU version of the Collaborative International Dictionary of English
- n. A vagrant; an idle, sturdy beggar; a vagabond; a tramp.
- n. A deliberately dishonest person; a knave; a cheat.
- n. One who is pleasantly mischievous or frolicsome; hence, often used as a term of endearment.
- n. An elephant that has separated from a herd and roams about alone, in which state it is very savage.
- n. A worthless plant occuring among seedlings of some choice variety.
- intransitive v. To wander; to play the vagabond; to play knavish tricks.
- transitive v. To give the name or designation of rogue to; to decry.
- transitive v. To destroy (plants that do not come up to a required standard).
from The Century Dictionary and Cyclopedia
- n. A vagrant; a sturdy beggar; a tramp.
- n. A knave; a dishonest person; a rascal: applied generally to males.
- n. A sly fellow; a wag.
- n. A mischievous or playful person: applied in slight endearment to children or women. Compare roguish, 3.
- n. A rogue elephant (which see, under elephant).
- n. A plant that falls short of a standard required by nurserymen, gardeners, etc.
- n. Synonyms Cheat, sharper, scamp, swindler.
- To play the rogue; play knavish tricks.
- To wander; tramp; play the vagabond.
- To call (one) a rogue; denounce as a rogue; stigmatize as a cheat or impostor.
- To cheat; injure by roguery.
- To uproot or destroy, as plants which do not conform to a desired standard.
- n. A bait, used in the sardine fishery, consisting of an oily dough made of the roe and entrails of codfish.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a deceitful and unreliable scoundrel
Origin unknown.(American Heritage® Dictionary of the English Language, Fourth Edition)
Middle French rogue ("arrogant, haughty"), from Old Northern French rogre, from Old Norse hrokr ("excess, exuberance") (Wiktionary)