| Acronym | Definition |
|---|
| AYC | Active Yaw Control (Mitsubishi Motors) |
| AYC | Active Yaw Control |
| AYC | Anacortes Yacht Charters (Washington) |
| AYC | Alaskan Yellow Cedar (wood) |
| AYC | Association of Yukon Communities (Canada) |
| AYC | Asian Youth Council (Malaysia) |
| AYC | American Youth Congress |
| AYC | Adventist Youth for Christ |
| AYC | Austin Yacht Club (Lake Travis in Austin, TX) |
| AYC | Aspen Youth Center (Aspen, CO) |
| AYC | Anacortes Yacht Club (Anacortes, WA) |
| AYC | Apostolic Youth Corps (Hazelwood, MO) |
| AYC | At Your Convenience |
| AYC | Aboriginal Youth Council |
| AYC | Albanian Youth Council (Albania) |
| AYC | Are You Crazy? |
| AYC | Adventist Youth Conference (Australia) |
| AYC | Automatic Yaw Control |
| AYC | Accessory Change |
| AYC | Are You Confused? |
| AYC | Ancillary Equipment Change |
| AYC | All Yours Chat (website) |