Amazon Glossary

    Master the language of Amazon selling with our comprehensive glossary of terms, acronyms, and concepts every seller should know.

    NAFN stands for North American Fulfilment Network - Amazon’s integrated cross-border fulfillment system that allows sellers to store inventory in one country and fulfill orders across the U.S., Canada, and Mexico. 

    NARF stands for North American Remote Fulfilment - a program that allows Amazon FBA sellers to fulfill orders from Canada and Mexico using inventory stored in U.S. fulfillment centers. 

    NASP stands for North American Selection Policy - Amazon’s internal policy that governs which products are eligible to be listed and sold across its North American marketplaces (U.S., Canada, and Mexico). 

    NCNS stands for No-Call-No-Show - a failure to appear for a scheduled Amazon fulfillment center delivery without prior notice or cancellation. 

    NCX stands for Negative Customer Experience - a metric Amazon uses to track orders that result in poor customer feedback, including returns, complaints, and negative reviews. 

    NDA stands for Non-Disclosure Agreement - a legal contract that ensures confidential information shared between parties is not disclosed to unauthorized third parties. 

    Net PPM stands for Net Pure Product Margin (or Profit) - a profitability metric used by Amazon to calculate how much actual margin a product earns after accounting for cost, price, and vendor-funded deductions. 

    Net PPU stands for Net Pure Profit Per Unit - the actual dollar amount Amazon earns in profit for each unit sold, after subtracting cost and applying vendor-funded offsets like Contra-COGS. 

    Net Receipts represent the total value of inventory Amazon has received from a vendor, calculated as the number of units received multiplied by the vendor's cost per unit. 

    NIS stands for New Item Setup - the process of creating and onboarding a new product listing in Amazon’s catalog, including all required data, images, and compliance documentation. 

    National Inbound Cross Dock (nIXD) is Amazon's hub for sorting and redistributing FBA inventory to regional fulfillment centers before final storage.

    NP stands for New Product - a term used to identify a newly introduced item in Amazon’s catalog, either launched by a vendor or a third-party seller. 

    NPD stands for New Product Development - the end-to-end process of designing, developing, and launching a new product into the market, including research, testing, and Amazon listing strategy. 

    NPL stands for New Product Launch - the process of introducing a newly developed product to the Amazon marketplace, supported by marketing, inventory planning, and performance tracking strategies. 

    NR stands for Non-Replenishable - a designation for products that Amazon does not plan to reorder or restock once current inventory is sold through. 

    Understand Non-Sortable (NS) Amazon inventory. Learn the size/weight limits, how it affects FBA fees, and expert tips to reduce fulfillment costs.

    NTB stands for New to Brand - a metric in Amazon Advertising that identifies whether a purchase was made by a customer who has not bought from that brand within the past 12 months. 

    NTS stands for Net Sales - the total revenue generated from product sales after subtracting returns, discounts, allowances, and other deductions. 

    Glossary Index

    This page lists Amazon-related terms starting with N. All definitions are based on official documentation, marketplace data, and real-world usage across Amazon listings and tools.

    By SoldScope Editorial Team (View our editorial standards)
    Last Updated: April 2026

    Ready to Put Your Knowledge to Use?

    Now that you understand the terminology, start using SoldScope to research products, analyze keywords, and grow your Amazon business.

    Try for Free