Definition of main chance in English:

main chance

noun

  • Something which is of principal importance in life; a livelihood; (now) especially the opportunity of enriching or otherwise benefiting oneself. Often in "to have an eye to (also for) the main chance": to have consideration for one's own interests; also "to be careful of the main chance".

Origin

Late 16th century (in an earlier sense). From main + chance, perhaps sometimes influenced by main.

Pronunciation

main chance

/ˈmeɪn ˌtʃans//ˈmeɪn ˌtʃɑːns/