verb

be a sign of (something to come).

a shiver in the night air foretokening December

signal,be a sign of,be a warning of,be an omen of,be a harbinger of,foretell,herald,announce,point to,add up to,spell,promise,indicate the coming of,be evidence of,be symptomatic of,betoken,forebode,harbinger

noun

a sign of something to come.

a foretoken of problems that lay ahead