1. One who slays others with handheld bladed weaponry.
2. One who uses far more spray on deodorant than necessary, resulting in a foul odor.
3. One whose slang or speech impediment causes them to say "axe" instead of "ask".
1. That axe murderer finally got put in jail, evil bastard.
2. Phew! You stank like a goddamn axe murderer.
3. Axe Murderer: "Yo homie, let me 'axe' you sumtin'"
Woman in counseling-So, I married an axe murderer?
Shrink-I'm surprised you're able to ask, especially since you're planning on going home after you leave here. They don't have medicine for people like you ma'am, good day to you.