| Acronym | Definition |
|---|
| IMCO➣Instituto Mexicano para la Competitividad (Spanish: Mexican Institute for Competitiveness; Mexico) |
| IMCO➣Improved Combustion |
| IMCO➣In My Considered Opinion |
| IMCO➣Intergovernmental Maritime Consultative Organization (IMO) |
| IMCO➣International Mistral Class Organisation |
| IMCO➣Committee on Internal Market and Consumer Protection (European Parliament) |
| IMCO➣International Maritime College Oman |
| IMCO➣I Mean, Come On (chat slang) |
| IMCO➣Institut de Marketing et Commerce (French: Institute for Marketing and Trade) |
| IMCO➣International Maritime Consultative Board (replaced by IMO) |
| IMCO➣In My Clueless Opinion |