grave

If a problem or situation is grave, it is bad and serious.

Example: She's in danger, Frank. Grave danger. Aren't you willing to do anything to help her?

If a person looks or acts grave, they look serious and worried.

Example: He looked very grave indeed, and sat staring quiety at his table-full of papers.

A grave accent is the mark over the e shown here: è.

A grave is the place where a dead body is buried in the earth.

Example: If your pet has died, you may be too upset to dig the grave.