Definition of «gun nut»

The phrase "gun nut" is used to describe someone who is extremely enthusiastic, obsessed, or fanatical about guns.

Repeat the same dumb paranoid nonsense you hear from every other gun nut. (religion.blogs.cnn.com)
Oh for pity's sake, give it a rest gun nuts. (nystateofpolitics.com)
Specifically, the NRA's extremism makes many reasonable Americans, including, importantly, NRA members, seem like gun nuts who don't give a damn about the mass slaughter of children, teachers, and parents. (businessinsider.com)
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