| Adoption option: Abbr. |
| Airline seating option |
| Alternative energy options |
| Engine parts |
| A.A.A. options |
| Option for reduced fare |
| Genetically engineered, highly selective medical treatment |
| Auto engine parts |
| Freeway option |
| Goes kaput, as an engine |
| Aircraft-engine intakes |
| Undergarments with push-up and minimizer options |
| After-hours banking option: Abbr. |
| ___ all (email option sometimes causing office problems) |
| Fast delivery option |
| Undergarments with racerback and strapless options |
| Entertainment options so named because the audience is more detached, per McLuhan (not because he thought they were awesome) |
| Guns (the engine) |
| Aggressive guarding option |
| Airplane seating option |
| Computer menu option |
| Classic cars that were the first to have Ram Air engines |
| Like a disengaged engine |
| Spreadsheet software option |
| Pharmacy option |
| Clothing-optional resort? |
| Non-option |
| Cable channel with the 2015 original movie "A Deadly Adoption |
| Reduce engine heat, in a way |
| Engineers' colleagues |