docker rmi [-f|--force] [--help] [--no-prune] IMAGE [IMAGE...]
Removes one or more images from the host node. This does not remove images from a registry. You cannot remove an image of a running container unless you use the -f option. To see all images on a host use the docker images command.
Force removal of the image. The default is false.
Print usage statement
Do not delete untagged parents. The default is false.
Removing an image
Here is an example of removing an image:
docker rmi fedora/httpd