What makes a firearm a carbine rifle (definition)

[ahuerta]

I need help learning what makes a firearm a carbine rifle.  I was interested in purchasing a Keltec- sub2000 fire arm and i was wondering if i could carry it in my truck.  also anybody know any info about Hi-cap magazines in the state of texas, where can you go with them and where cant you go.



thanks

Adrian of Texas

[Iowegan]

The word "carbine" dates back to the French word carabine, meaning a soldier armed with a musket.  Since the popularity of the M1 30 cal Carbine, all short barreled, light rifles are called carbines, no matter what type of action they have.