hazard

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

• noun A chance of being injured or harmed.
• noun Risk or danger.
• noun A possible source of danger.
• noun Games A dice game similar to craps.
• noun Sports An obstacle, such as a sand trap, found on a golf course.
• noun Archaic Chance or an accident.
• transitive verb To expose to danger or risk. synonym: endanger.
• transitive verb To venture (something).
• transitive verb To express at the risk of denial, criticism, or censure.

from The Century Dictionary.

• noun In golf, a bunker, water, path, road, railway, fence, or ditch.
• To take the chance of; venture to do, undertake, etc.
• To take the risk or danger of; run the risk of incurring or bringing to pass: as, to hazard the loss of reputation or of a battle.
• To imperil; expose to danger or loss: as, to hazard life for a friend; to hazard an estate recklessly.
• To incur the danger involved in; venture.
• To expose to the risk of; put in danger of: with to.
• Synonyms To jeopard, peril, imperil, endanger. See danger, and risk, n.
• To try the chance; adventure; run the risk or danger.
• noun The leading game at dice.
• noun A fortuitous event; chance; accident.
• noun Risk; peril; exposure to danger; liability to do or to receive harm: as, the hazards of the sea; he did it at the hazard of his reputation.
• noun One of the holes in the sides of a billiard-table.
• noun Hence A stroke in billiards: known as losing hazard when the player pockets his own ball off another, and as winning hazard when he pockets the object-ball.
• noun Something risked or staked.
• noun In tennis and some similar games, that side of the court into which the ball is served. See tennis.
• noun Synonyms Venture, etc. See risk, n.

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

• transitive verb To expose to the operation of chance; to put in danger of loss or injury; to venture; to risk.
• transitive verb To venture to incur, or bring on.
• intransitive verb To try the chance; to encounter risk or danger.
• noun A game of chance played with dice.
• noun The uncertain result of throwing a die; hence, a fortuitous event; chance; accident; casualty.
• noun Risk; danger; peril.
• noun (Billiards) Holing a ball, whether the object ball (winning hazard) or the player's ball (losing hazard).
• noun Anything that is hazarded or risked, as the stakes in gaming.
• noun (Golf) Any place into which the ball may not be safely played, such as bunkers, furze, water, sand, or other kind of bad ground.
• noun a table on which hazard is played, or any game of chance for stakes.
• noun to take the chance or risk.
• noun at risk; liable to suffer damage or loss.

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

• noun golf sand or water obstacle on a golf course
• verb To expose to chance; to take a risk.
• verb To incur or venture.

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

• verb put forward, of a guess, in spite of possible refutation
• verb put at risk
• noun an obstacle on a golf course
• noun a source of danger; a possibility of incurring loss or misfortune
• verb take a risk in the hope of a favorable outcome
• noun an unknown and unpredictable phenomenon that causes an event to result one way rather than another