The name Caliber is a boy's name meaning "ability level; diameter of a gun barrel".

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Caliber belongs to the class of tough boy names — along with Shooter, Wesson, and Trigger — that are given to a small but notable number of boys each year. We generally discourage parents from using such violence-promoting names — there are better routes to the nickname Cal.

Caliber

The name Caliber in Nameberry Blog Posts

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