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 12, 2007
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verb. the age one becomes after eight.
joe will benign after his birthday next week.
by mark86 May 19, 2005
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A method of parenting school-age children in which you leave them the fuck alone unless they need you for something. The exact opposite of a helicopter parent.
I let my children work out their own disagreements unless they start hitting each other. I'm a big advocate of benign neglect.
by ViviWannabe April 27, 2016
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A set of sisters who are not life threatening, yet no one wants one, or even to look at one. They are annoying as shit. And they are gross. …so gross.
My ex wife and her sister are like a cancer that doesn’t kill you. But they won’t leave you alone for the rest of your life. And the are gross. … they are so, … very gross.

The are the most perfect benign cysters.
by tr¡d January 7, 2023
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That most awesomest and rad musician in the history of music.
"Have you heard of the Beatles?"
"Well, they are pretty great...but FUCK it, LISTEN TO JON BENIGN!!"
by Hysterika July 11, 2008
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One who doesn't really add to a situation, but is just there. Usually you don't mind them, they just tag along.
"Yeah, that tag along fatty is a benign tumor fo sho!"

"She just sat there."
"Benign tumor?"
by Deesh November 5, 2006
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A beginner that does not advance in an agressive, unlimited manner
The benign beginner made surprising advances against all odds.
by Hercolena Oliver April 17, 2010
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