punk

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun An often aggressive or violent young man.
• noun An inexperienced young person.
• noun A cowardly or weak young man.
• noun Punk rock.
• noun A punk rocker.
• noun Slang A young man who is the sexual partner of an older man, especially in prison.
• noun Archaic A prostitute.
• intransitive verb To act in a cowardly manner. Often used with out.
• intransitive verb To humiliate (someone). Often used with down or out.
• intransitive verb To dupe or deceive.
• intransitive verb To play a practical joke on.
• noun Dry decayed wood, used as tinder.
• noun Any of various substances that smolder when ignited, used to light fireworks.
• noun Chinese incense.
• adjective Of poor quality; worthless.
• adjective Weak in spirits or health.

from The Century Dictionary.

• To strike or pound with the closed fist.
• noun A punch or pound with the closed fist.
• noun Wood decayed through the influence of a fungus or otherwise, and used like tinder; touchwood.
• noun Tinder made from certain fungi. See amadou and fungus-tinder.
• noun A prostitute; a courtezan.

from the GNU version of the Collaborative International Dictionary of English.

• noun Wood so decayed as to be dry, crumbly, and useful for tinder; touchwood.
• noun A fungus (Polyporus fomentarius, etc.) sometimes dried for tinder; agaric.
• noun An artificial tinder. See Amadou, and Spunk.
• noun obsolescent A prostitute; a strumpet.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun countable A juvenile delinquent, young petty criminal or trouble-maker.
• noun countable A utensil for lighting wicks or fuses (such as those of fireworks) resembling stick incense.
• noun obsolete, countable A prostitute; courtezan.
• noun countable (19th century, rare) The bottom in a male-male sexual relationship; a catamite.
• noun US, prison slang A male used for sex by larger or stronger inmates, a pussyboy
• noun uncountable A social and musical movement rooted in rebelling against the established order.
• noun uncountable The music of the punk movement, known for short songs with electric guitars, strong drums, and a direct, unproduced approach.
• noun countable A person subscribing to the movement, a punk rocker.
• noun countable A worthless person.
• adjective Of, or resembling the punk subculture
• verb To pimp.
• verb To forcibly perform anal sex upon an unwilling partner.
• verb To prank.
• verb To give up or concede; to act like a wimp.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun substance that smolders when ignited; used to light fuses (especially fireworks)
• noun rock music with deliberately offensive lyrics expressing anger and social alienation; in part a reaction against progressive rock
• noun material for starting a fire
• noun an aggressive and violent young criminal
• noun a teenager or young adult who is a performer (or enthusiast) of punk rock and a member of the punk youth subculture
• adjective of very poor quality; flimsy