lucky (definition)
Pronunciation: \ˈlə-kē\
Function: adjective
Inflected Form(s): luck·i·er; luck·i·est
Date: 15th century

1 : having good luck
2 : happening by chance : fortuitous
3 : producing or resulting in good by chance : favorable
4 : seeming to bring good luck <a lucky rabbit's foot>

— luck·i·ness \ˈlə-kē-nəs\ noun
synonyms: lucky, fortunate, happy, providential mean meeting with unforeseen success. lucky stresses the agency of chance in bringing about a favorable result <won because of a lucky bounce>. fortunate suggests being rewarded beyond one's deserts <fortunate in my investments>. happy combines the implications of lucky and fortunate with stress on being blessed <a series of happy accidents>. providential more definitely implies the help or intervention of a higher power <a providential change in the weather>.