The definition of mournful is feeling or expressing sorrow, grief or depression.
When you are feeling sad and sorrowful, this is an example of a time when you are mournful.
An expression of sadness and sorrow is an example of a mournful expression.
Feeling or expressing sorrow or grief; sorrowful.
Causing or suggesting sadness or melancholy.
The mournful sound of a train whistle.
Of or characterized by mourning; feeling or expressing grief or sorrow.
Causing sorrow or depression; melancholy.
Having a sound, appearance, etc. that suggests sadness.
Origin of mournful
mourn +"Ž -ful