1. Having a kind and gentle disposition or appearance.
2. Not a threat to life or long-term health, especially by being noncancerous.
3. Neutral or harmless in its effect or influence.
4. Mild or favorable in effect.
1. The lady next door is a relavively benign presence.
2. The cancer's benign.
3. The storm was benign.
by Jafje September 11, 2007
by mark86 May 19, 2005