Amazon Acronyms & Abbreviations: The Ultimate Glossary for Sellers in 2025

Welcome to your go-to cheat sheet for decoding Amazon’s alphabet soup.

Whether you’re diving into Seller Central for the first time or you’ve been in the game for years, the number of acronyms used in the Amazon seller ecosystem can be overwhelming. From understanding your ACOS to optimizing your FNSKUs, these terms are essential for navigating policies, tools, analytics, and communication on the platform.

That’s why we’ve compiled the ultimate glossary of Amazon acronyms and abbreviations every seller should know in 2025. Bookmark this page, share it with your team, and never second-guess an acronym again.

Fulfillment & Logistics

• FBA – Fulfilled by Amazon
• FBM – Fulfilled by Merchant
• MFN – Merchant Fulfilled Network
• SFP – Seller Fulfilled Prime
• 3PL – Third-Party Logistics
• FNSKU – Fulfillment Network Stock Keeping Unit
• DC – Distribution Center
• FC – Fulfillment Center
• LTSF – Long-Term Storage Fees
• SIOC – Ships In Own Container
• SPD – Small Parcel Delivery
• LTL – Less Than Truckload

Product, Listing & Catalog

• ASIN – Amazon Standard Identification Number
• SKU – Stock Keeping Unit
• UPC – Universal Product Code
• EAN – European Article Number
• GTIN – Global Trade Item Number
• ISBN – International Standard Book Number
• A+ Content – Enhanced branded content in product descriptions
• IDQ – Item Data Quality
• NIS – New Item Setup
• Parent ASIN – The “parent” listing for multiple product variations
• Child ASIN – Individual variation (size, color, etc.) under a Parent ASIN

Advertising & Marketing

• PPC – Pay-Per-Click
• ACOS – Advertising Cost of Sale
• TACoS – Total Advertising Cost of Sale
• ROAS – Return on Advertising Spend
• CTR – Click-Through Rate
• CVR – Conversion Rate
• CPC – Cost Per Click
• DSP – Demand-Side Platform
• VCPM – Viewable Cost Per Thousand Impressions
• TOF / MOF / BOF – Top/Middle/Bottom of Funnel

Performance & Metrics

• BSR – Best Sellers Rank
• AOV – Average Order Value
• COGS – Cost of Goods Sold
• LTV – Lifetime Value
• GMV – Gross Merchandise Value
• ODR – Order Defect Rate
• NCX – Negative Customer Experience
• CRaP – Can’t Realize a Profit (Amazon’s internal term for unprofitable items)
• IPI – Inventory Performance Index
• INR – Inventory Not Received (frequent in FBA shipment reconciliation)
• SPP – Seller Performance Policy (used in warnings or POA situations)

Seller Tools, Programs & Features

• SC – Seller Central
• VC – Vendor Central
• AMS – Amazon Marketing Services
• MWS – Marketplace Web Service (legacy API)
• SP-API – Selling Partner API (newer, more robust API)
• B2B – Business-to-Business
• BR – Brand Registry
• VINE – Amazon’s reviewer program for new products
• PAN EU – Pan-European FBA (EU-based sellers)
• SAS Core – Strategic Account Services (Amazon seller support tier)
• NAP – Name, Address, Phone (used in local SEO context)
• FBA Dashboard – Amazon’s native performance summary tool for FBA inventory and shipments
• AHA – Amazon Home Architecture (used in newer UX and UI design docs; optional but relevant to tool devs)
• ATV – Average Transaction Value (similar to AOV, but more common in business tools/analytics)

Compliance, Legal & Admin

• IP – Intellectual Property
• POA – Plan of Action
• MAP – Minimum Advertised Price
• MSRP – Manufacturer’s Suggested Retail Price
• COA – Certificate of Analysis
• MSDS – Material Safety Data Sheet
• HTS – Harmonized Tariff Schedule
• HS Code – Harmonized System Code for customs classification

Technical & Data

• API – Application Programming Interface
• CSV – Comma-Separated Values
• ERP – Enterprise Resource Planning
• FTP – File Transfer Protocol
• UI/UX – User Interface / User Experience
• URL – Uniform Resource Locator
• KPI – Key Performance Indicator

Customer & Service

• CSAT – Customer Satisfaction Score
• FCR – First Contact Resolution
• A-to-Z Claim – Amazon’s customer protection guarantee
• RTS – Ready to Ship
• RMA – Return Merchandise Authorization

Research & SEO

• SEO – Search Engine Optimization
• SERP – Search Engine Results Page
• KW – Keyword
• LSI – Latent Semantic Indexing (related keywords)
• TOS – Terms of Service
• CTR% – Click-Through Rate Percentage (used in Amazon’s ad dashboards to measure how often your ads are clicked)
• BZ Keywords – Browse Zone Keywords (high-ranking keyword clusters from Amazon’s Brand Analytics)
• SFR – Search Frequency Rank (Amazon’s internal metric for how often a keyword is searched relative to others)

Final Thoughts

There’s no shortage of abbreviations in the Amazon seller universe. Whether you’re monitoring your ACOS, improving your IPI score, or preparing a POA, knowing what these terms mean can make a world of difference.

This list isn’t just for new sellers—it’s a handy reference for teams, agencies, and even seasoned pros who occasionally mix up their TACoS with their AOV.

Bookmark this page for future reference, and don’t forget to subscribe to Seller Labs at the bottom right of this page for more seller tips, guides, and tools to scale your Amazon business.

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