{n. phr.} A sign that something bad will happen. * /When Bill's team lost four games in a row, he saw the handwriting on the wall./ * /John's employer had less and less work for him; John could read the handwriting on the wall and looked for another job./
HANDWRITING ON THE WALL
Meaning of HANDWRITING ON THE WALL in English
Slang English vocab. Английский сленговый словарь. 2012