Machines with O
- Oven
- Orange juicer
- Oscillator
- Odometer
- oil rig
- Oculus
- Opel
- opener
- orange peeler
- organ
- Oscillating fan
- Oldsmobile
- Oxygen tank
- Orbital sander
- Oxygen machine
- Orange juice maker
- Oil drill
- Oil pump
- Overlocker
- operating system
- Operating machine
- outboard motor
- Oil
- Ovens
- Oiler
- organizer
- Oscilloscope
- oracle
- Oculus Rift
- office printer
- orange squeezer
- Orange picker
- orange press
- operation
- Omelette maker
- olive picker
- Omnibus
- Oximeter
- Orange juice press
- Opener for cans
- Onion chopper
- Otoscope
- Oar
- oil refinery
- old tractor
- Orange juice squeezer
- Optometer
- Oscillating Saw
- oil maker
- Old car
- orange juice machine
- Oil press
- orange machine
- Oil Rigs
- office
- orgasm machine
- olive press
- Oldsmobile Car
- Olivia
- Oiling machine
- office copier
- organ transplant machine
- Outrigger
- Oil derrick
- Oil well
- Oreo
- Onion cutter
- Obama
- office machine
- Oil changer
- Onion slicer
- Oral machine
- Oil extractor
- Opal
- orange slicer
- optics
Orden på listan Machines with O kommer från spelare av ordleken Stad, Land, Flod.