A supposed material or psychical agent or mode of activity other than a force, law, or purpose; fortune; fate; -- in this sense often personified.

The supposed effect of such an agent; something that befalls, as the result of unknown or unconsidered forces; the issue of uncertain conditions; an event not calculated upon; an unexpected occurrence; a happening; accident; fortuity; casualty.

To happen, come, or arrive, without design or expectation.

To befall; to happen to.

A possibility; a likelihood; an opportunity; -- with reference to a doubtful result; as, a chance to escape; a chance for life; the chances are all against him.

a possibility due to a favorable combination of circumstances; "the holiday gave us the opportunity to visit Washington"; "now is your chance"

an opportunity for success

an opportunity for the contestant to swap the deal they took during the game for whatever is in their briefcase

To take the chances of; to venture upon; -- usually with it as object.

a risk involving danger; "you take a chance when you let her drive"

take a risk in the hope of a favorable outcome; "When you buy these stocks you are gambling"