1. (noun)opportunity, chance a possibility due to a favorable combination of circumstances "the holiday gave us the opportunity to visit Washington"; "now is your chance"
2. (noun)luck, fortune, chance, hazard an unknown and unpredictable phenomenon that causes an event to result one way rather than another "bad luck caused his downfall"; "we ran into each other by pure chance"
3. (noun)chance a risk involving danger "you take a chance when you let her drive"
4. (noun)probability, chance a measure of how likely it is that some eventwill occur; a number expressing the ratio of favorable cases to the wholenumber of cases possible "the probability that an unbiased coin will fall with the head up is 0.5"
5. (noun)prospect, chance the possibility of futuresuccess "his prospects as a writer are excellent"
6. (adj)casual, chance(a) occurring or appearing or singled out by chance "seek help from casual passers-by"; "a casual meeting"; "a chance occurrence"