EXPECTANCY Meaning of EXPECTANCY in English n. (pl. -ies) 1 a state of expectation. 2 a prospect, esp. of future possession. 3 (foll. by of) a prospective chance. [ L exspectantia, exp- (as EXPECT) ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012