| Acronym | Definition |
|---|
| CICO | Can I Come Over |
| CICO | Calories In, Calories Out (dieting) |
| CICO | Copy Incoming Copy Outgoing |
| CICO | Can't Intubate Can't Oxygenate (emergency medicine) |
| CICO | Coffee In, Coffee Out |
| CICO | Community Information Centre of Ottawa (Canada) |
| CICO | Check In Check Out |
| CICO | Combat Information Center Officer |
| CICO | Chief Information Compliance Officer (various organizations) |
| CICO | Conference of International Catholic Organisations |
| CICO | Crap In Crap Out |
| CICO | Cash in Cash Out |
| CICO | Content Indicator Code Officer |
| CICO | Coin in Coin Out (gaming machines) |