n.
Pronunciation: ' tel- ˌ t ā l
Function: noun
Date: circa 1548
1 a : TALEBEARER , INFORMER b : an outward sign : INDICATION
2 : a device for indicating or recording something: as a : a wind-direction indicator often in the form of a ribbon b : a strip of metal on the front wall of a racquets or squash court above which the ball must be hit
– telltale adjective