The Collaborative International Dictionary of English v.0.48:
Company \Com"pa*ny\ (k[u^]m"p[.a]*n[y^]), n.; pl. Companies
(k[u^]m"p[.a]*n[i^]z). [F. compagnie, fr. OF. compaing. See
1. The state of being a companion or companions; the act of
accompanying; fellowship; companionship; society; friendly
Evil company doth corrupt good manners. --1 Cor. xv.
Brethren, farewell: your company along
I will not wish. --Milton.
2. A companion or companions.
To thee and thy company I bid
A hearty welcome. --Shak.
3. An assemblage or association of persons, either permanent
Thou shalt meet a company of prophets. --1 Sam. x.
4. Guests or visitors, in distinction from the members of a
family; as, to invite company to dine.
5. Society, in general; people assembled for social
Nature has left every man a capacity of being
agreeable, though not of shining in company.
6. An association of persons for the purpose of carrying on
some enterprise or business; a corporation; a firm; as,
the East India Company; an insurance company; a
7. Partners in a firm whose names are not mentioned in its
style or title; -- often abbreviated in writing; as,
Hottinguer & Co.
8. (Mil.) A subdivision of a regiment of troops under the
command of a captain, numbering in the United States (full
strength) 100 men.
9. (Naut.) The crew of a ship, including the officers; as, a
whole ship's company.
10. The body of actors employed in a theater or in the
production of a play.
To keep company with. See under Keep, v. t.
Syn: Assemblage; assembly; society; group; circle; crowd;
troop; crew; gang; corporation; association; fraternity;
guild; partnership; copartnery; union; club; party;