The phrase "open casket" refers to a funeral ceremony where the deceased person's casket or coffin is visibly open for people to see and pay their respects to the person who has passed away. Full definition
One thinks of the white painter, Dana Schutz, and recent controversy over the inclusion of her painting Open Casket in the Whitney Biennial. (pantograph-punch.com)
Horrified by police shootings of blacks in the present, she looked back to Till's death in 1955 and painted him in Open Casket. (haberarts.com)
More than three times the size of Open Casket, the equally abstract canvas presents a diverse group of people jammed in an elevator with the metal doors open to either side. (artpulsemagazine.com)