The sign for "murder" looks like, well, um, it looks like you are
sticking a knife in someone.
The dominant hand is in an index handshape that is obviously
functioning as a classifier for a "knife."
MURDER or KILL:
Also see:
PRISON
You can learn
American Sign Language (ASL) online at American Sign Language University ™
ASL resources by Lifeprint.com © Dr. William Vicars