Certified instructor Adelina Mae breaks down common firearms terms that often confuse beginners. She explains the difference between rounds and bullets, the meaning of caliber, and how to properly describe your firearm (make, model, and caliber). Addie also clarifies terms like IWB (inside the waistband), OWB (outside the waistband), appendix carry, magazine vs. clip, MOS (Modular Optic System), and red dot sights (RDS). This quick guide helps new shooters feel more confident when learning, shopping for gear, or talking about firearms.