露寒
also: つゆざむ
Meanings
1
cold at the end of autumn when dew turns to frost
archaic
Archaic seasonal word (kigo) used in classical poetry and haiku to evoke the chill of late autumn. Not used in modern everyday speech.
In the season of dew-cold, fields and mountains are covered with frost.
The word 'tsuyusamu' in this haiku is a seasonal term expressing the chill of late autumn.