"Homicidal tendencies" refers to a person's inclination or tendency to become violent and have the desire to cause harm or commit murder. Full definition
Worcester tells, for instance, of treating a very difficult alcoholic with homicidal tendencies who had been given up as hopeless by the doctors. (religion-online.org)
The fault of the people who let him buy the guns in the first place, those at the gun shows, the people who encouraged him to buy accessories for his guns to make them fully automatic, the people who didn't take them away from him when they knew that he expressed homicidal tendencies, and I am not talking about the FBI. (vox.com)
Aetheists don't have these massive homicidal tendencies towards people that don't agree with them. (religion.blogs.cnn.com)