at-home

1. Being, occurring, or functioning in one's home: at-home workers; at-home care.
2. Designed for or appropriate for one's home: at-home fashions.

1.  In one's own residence, town, or country. For example, Mary was not at home when I called, or Tourists in a foreign country often behave more rudely than they do at home. This idiom was first recorded in a ninth-century treatise.
2.  Ready to receive a visitor, as in We are always at home to our neighbor's children. This usage gave rise to the noun at-home, meaning a reception to which guests are invited on a specific day at specific hours (also see open house). [c. 1600]
3.  Also, at home with. Comfortable and familiar, as in Mary always makes us feel at home, or I've never been at home with his style of management. [Early 1500s] Also see at ease, def. 1.
4.  Also, at home with. Proficient, well-versed in, as in Young John is so much at home with numbers that he may well become a mathematician, or Chris is really at home in French. [Late 1700s]
5.  In team sports, playing on one's own field or in one's own town. For example, The Red Sox always do better at home than they do at away games.

The noun has one meaning:

Meaning #1: a reception held in your own home

The adjective at home has 2 meanings:

Meaning #1: settled comfortably

Meaning #2: in your own home or country

The adverb at home has one meaning:

Meaning #1: (in sports) on the home team's field