Use 'grim' to describe something that is bad or sad. It often shows a strong feeling of seriousness or worry.
The news about the storm was grim.
She had a grim look on her face.
'Grim' can describe something that looks or feels unpleasant and depressing. It often refers to places or appearances that are rough or dark.
The old house had a grim appearance.
The street looked grim and empty at night.
'Grim' can describe strong effort or feeling that shows someone is serious and will not give up easily. It is often about strong will or strong actions.
They made a grim effort to finish on time.
His grim determination helped him succeed.
'Grim' can describe things that are connected to death or frightening in a dark way. It sometimes refers to ghost stories or scary situations.
The grim reaper is a symbol of death.
The movie had a grim and scary story.
'Grim' can describe a strict or unkind way of acting. It means serious and strict without softness or kindness.
The judge gave a grim warning.
His grim attitude made people afraid.