The meaning of the Acronym HOS is...

HOS is

• Hoosier Southern Railroad

More Meanings For HOS:

• Hawaiian Orchid Society
• Huge Old Shroom
• Harvest Options Study
• Harvester Of Sorrow
• Human Oriented System
• House Of Shadows
• Hands On Stick
• Hall Of Shame
• Hrvatske Oslobodilacke Snage
• Hda One Sim
• Hours Of Service
• A Hours Of Servitude
• Human Operating System
• House Of Spades
• Handel Ondersteunend Systeem

HOS is also in:

• Botany
• Firms
• Funnies
• General
• Physiology
• Unfiled