| NBA | Basketball Analytics 
| Others |
| NBA | N-Butyl Alcohol
| Others |
| NBA | Nail Biters Anonymous
| Others |
| NBA | Nambaiyufa Airport
| Others |
| NBA | Nap Big All-night
| Others |
| NBA | Narcissism Beats Accord
| Others |
| NBA | Narmada Bachao Andolan
| Others |
| NBA | Naruto Basketball Association
| Others |
| NBA | National Ball Assaulting
| Others |
| NBA | National Baller Association
| Others |
| NBA | National Balling Accusation
| Others |
| NBA | National Band Association
| Others |
| NBA | National Bank of Azerbaijan
| Others |
| NBA | National Bar Association
| Others |
| NBA | National Basketball Association
| Others |
| NBA | National Basketball Assosiation
| Others |
| NBA | National Beef Association
| Others |
| NBA | National Benevolent Association
| Others |
| NBA | National Bison Association
| Others |
| NBA | National Blueprint for Automotive
| Others |
| NBA | National Board of Accreditation
| Others |
| NBA | National Bong Association
| Others |
| NBA | National Book Award
| Others |
| NBA | National Boring Association
| Others |
| NBA | National Bowling Association
| Others |
| NBA | National Boxing Association
| Others |
| NBA | National Braille Association
| Others |
| NBA | National Bricklayers Association
| Others |
| NBA | National Business Association
| Others |
| NBA | Nations of Basketball Association
| Others |
| NBA | Ncreasingly Bland Association
| Others |
| NBA | Nederlandse Beroepsorganisatie van Accountants
| Others |
| NBA | Needs Better Academics
| Others |
| NBA | Net Book Agreement
| Others |
| NBA | Network Balancing Act
| Others |
| NBA | Network Behaviour Analysis
| Others |
| NBA | Neutered Bland Assimilation
| Others |
| NBA | Never Been Absent
| Others |
| NBA | Never Bet Again
| Others |
| NBA | Never Broke Again
| Others |
| NBA | New Bedford Alliance
| Others |
| NBA | New Beginnings Academy
| Others |
| NBA | New Blessings Available
| Others |
| NBA | New Book Announcement
| Others |
| NBA | New Button Action
| Others |
| NBA | Next Best Action
| Others |
| NBA | Next Big Actor
| Others |
| NBA | Nice Blotter Acid
| Others |
| NBA | Nigerian Bar Association
| Others |
| NBA | Niggas Boucing Around
| Others |
| NBA | Nihon Bus Association
| Others |
| NBA | Nike Basketball Association
| Others |
| NBA | Nissan Brake Assist
| Others |
| NBA | Nissan Do Brasil Automoveis
| Others |
| NBA | Nix Boring A
| Others |
| NBA | No B*tches Allowed
| Others |
| NBA | No Babes Allowed
| Others |
| NBA | No Babies Allowed
| Others |
| NBA | No Baby's Allowed
| Others |
| NBA | No Bad Answers
| Others |
| NBA | No Band Aids
| Others |
| NBA | No Basketball Around
| Others |
| NBA | No Basketballs Allowed
| Others |
| NBA | No Bets Allowed
| Others |
| NBA | No Betting Allowed
| Others |
| NBA | No Big Audiences
| Others |
| NBA | No Bigs Allowed
| Others |
| NBA | No Blacks Allowed
| Others |
| NBA | No Bouncing Allowed
| Others |
| NBA | No Boys Allowed
| Others |
| NBA | No Brainers Annulled
| Others |
| NBA | No Brains Allowed
| Others |
| NBA | No Brains Association
| Others |
| NBA | No Broadcasts Available
| Others |
| NBA | No Bullying Allowed
| Others |
| NBA | NoBody Around
| Others |
| NBA | Nobody But Aging
| Others |
| NBA | Non Blocking Architecture
| Others |
| NBA | Non Blocking Assignment
| Others |
| NBA | Noon Basketball Association
| Others |
| NBA | North Bay All-stars
| Others |
| NBA | North Bay Aqueduct
| Others |
| NBA | Not About To Ask
| Others |
| NBA | Not Basketball Anymore
| Others |
| NBA | Not Beilevable Anatomically
| Others |
| NBA | Not Big Anymore
| Others |
| NBA | Not Boring At all
| Others |
| NBA | Not By Accident
| Others |
| NBA | Nothing But Acting
| Others |
| NBA | Nothing But Action
| Others |
| NBA | Nothing But Actors
| Others |
| NBA | Nothing But Aesthetics
| Others |
| NBA | Nothing But Africans
| Others |
| NBA | Nothing But Aggression
| Others |
| NBA | Nothing But Air
| Others |
| NBA | Nothing But Apathy
| Others |
| NBA | Nothing But Apes
| Others |
| NBA | Nothing But Arrogance
| Others |
| NBA | Nothing But Atrocity
| Others |
| NBA | Nothing But Attitude
| Others |
| NBA | Nothing But Attorneys
| Others |
| NBA | Now Being Arrested
| Others |
| NBA | Number Bank Account
| Others |
| NBA | Numerous Bad Attitudes
| Others |