Companion

1. v. t. To qualify as a companion; to make equal.
2. n. One who accompanies or is in company with another for a longer or shorter period, either from choice or casually; one who is much in the company of, or is associated with, another or others; an associate; a comrade; a consort; a partner.
3. n. A knight of the lowest rank in certain orders; as, a companion of the Bath.
4. n. A fellow; — in contempt.
5. n. A skylight on an upper deck with frames and sashes of various shapes, to admit light to a cabin or lower deck.
6. n. A wooden hood or penthouse covering the companion way; a companion hatch.
7. v. t. To be a companion to; to attend on; to accompany.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.