One who kicks another while they are down. A person who latches onto another's insecurities and makes them feel worse.
Did you hear what Brittany said to that homeless guy about his life sucking - that was a real knife twister.
Man, Brittany is a real knife twister.
Man, Brittany is a real knife twister.
by Giles Rich April 12, 2011
by Danny3999 September 26, 2016