| Acronym | Definition |
|---|
| OTM | Of The Month |
| OTM | On the Move (Federated Conferences & Workshops) |
| OTM | On-The-Move |
| OTM | Out-Of-The-Money (options trading) |
| OTM | Out the Mud |
| OTM | Oracle Transportation Management (Oracle Corporation) |
| OTM | Object Transaction Manager |
| OTM | One Touch Memories |
| OTM | Object Transaction Monitor |
| OTM | One Touch Mail |
| OTM | One to Many |
| OTM | Online Terminal Management |
| OTM | On The Mat (online Jiu-Jitsu, submission grappling, and MMA resource) |
| OTM | On the Media (weekly radio show; New York, NY) |
| OTM | On the Map (various organizations) |
| OTM | OSHA Technical Manual |
| OTM | Office Technology Management (various schools) |
| OTM | On The Money (TV show) |
| OTM | On the Mark |
| OTM | Other Than Mexican |
| OTM | On Track Machine (railways) |
| OTM | One Track Mind |
| OTM | Over the Moon |
| OTM | Over Thirty Months (food supply criteria; UK) |
| OTM | Optivity Telephony Manager (Nortel) |
| OTM | Ocean Systems Technician Maintainer (US Navy) |
| OTM | Off the Market |
| OTM | Object Transaction Monitor (CORBA) |
| OTM | One Too Many |
| OTM | Oxygen Transport Membrane |
| OTM | Organização dos Trabalhadores de Moçambique (Mozambican Worker's Organization) |
| OTM | Other Track Material (railroad industry; small item inventory like spikes, anchors, tie-plates, bolts) |
| OTM | Office of Telecommunications Management |
| OTM | Over the Monster (blog) |
| OTM | Optical Transport Module (IEEE) |
| OTM | On-Time Marker |
| OTM | Optimal Thread Model |
| OTM | Open Track Manager |
| OTM | Overturning Moment |
| OTM | Ottumwa, IA, USA - Ottumwa Industrial Airport (Airport Code) |
| OTM | Open Tip Match (munitions) |
| OTM | Operations Technology Management |
| OTM | Optical Translation Measurement (OTM Technologies Ltd) |
| OTM | Outbound Telemarketing |
| OTM | Operation Thin Mint (Girl Scouts; San Diego Imperial Council; California) |
| OTM | Oracle Turing Machine (informatics) |
| OTM | Other Than Miata |
| OTM | Optical Terminal Multiplexer (Ciena) |
| OTM | Online Translation Management (translation software) |
| OTM | Object Transaction Middleware |
| OTM | Orbital Trim Maneuvers (space flight) |
| OTM | Optical Transient Detector |
| OTM | Occupational Training Manager |
| OTM | Off tha Muscle (band) |
| OTM | Operations Training Manual |
| OTM | Orbital Transfer Maneuver |
| OTM | Out to Medical |
| OTM | Other Train Movement (railroads) |
| OTM | Organic Think Machines (band) |
| OTM | Output Trigger Mode (Agilent) |
| OTM | On-line Training Module |
| OTM | Other Training Material |
| OTM | Open Thy Mouth |
| OTM | On Track Media LLC (New Hampshire) |
| OTM | Orthographic Transcription Module |
| OTM | Organizacion Tohil Morales de los Ninos Mayas de Guatemala (Spanish; Mayan group; Guatemala) |