| HOS | insurance that pays all or part of a patient's hospital expense |
|---|---|
| HOS | admit into a hospital |
| HOS | an animal or plant that nourishes and supports a parasite |
| HOS | (computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network |
| HOS | a vast multitude |
| HOS | archaic terms for army |
| HOS | any organization that provides resources and facilities for a function or event |
| HOS | the owner or manager of an inn |
| HOS | a person who invites guests to a social event (such as a party in his or her own home) and who is responsible for them while they are there |
| HOS | (medicine) recipient of transplanted tissue or organ from a donor |
| HOS | a person who acts as host at formal occasions (makes an introductory speech and introduces other speakers) |
| HOS | be the host of or for |