| Acronym | Definition |
|---|
| IBSA➣India-Brazil-South Africa |
| IBSA➣Innovation and Business Skills Australia |
| IBSA➣Illinois Baptist State Association |
| IBSA➣International Blind Sports Association |
| IBSA➣Índice Base de Subasta Agropecuaria (Spanish: Livestock Auction Base Index; Colombia) |
| IBSA➣International Bible Students Association |
| IBSA➣Independent Builders Supply Association |
| IBSA➣International Bonus Saver Account (Lloyds International) |
| IBSA➣International Boardsailing Association |
| IBSA➣International Black Student Alliance |