0 past simple and past participle of chance
1 to risk something:
2 to happen or do something by chance:
[ + to infinitive ] They chanced to be in the restaurant when I arrived.
I chanced on/upon (= found unexpectedly) some old love letters in a drawer.
Ten years after leaving school, we chanced on/upon (= unexpectedly met) each other in Regent Street.
Finally, asking subjects to rank the outcomes before they acted would have chanced a contamination of their actual dilemma behaviour.
Quite by mistake, his son, many years later, was skiing in the same place and chanced upon the body of his missing father.
But then, looking up, he chanced to meet with his own blue eyes the stranger's weary, melancholy gaze, fixed on his face.
I chanced it to see what he had made of it.
Somebody has chanced their arm and brought in 1,000 of them.
Those involved had to speak from the floor if they chanced to be at a meeting.
I chanced to spend last evening with a distinguished civil servant who enjoys a very responsible position at the present moment.
I seem to have chanced upon the fuse of an explosive situation.