Webster's Revised Unabridged Dictionary · 1913

Entertain

Entertain , transitive verb

[French entretenir; entre between (Latin inter) + tenir to hold, Latin tenere. See Tenable.]

1.
To be at the charges of; to take or keep in one's service; to maintain; to support; to harbor; to keep.
You, sir, I entertain for one of my hundred. — Shakespeare
2.
To give hospitable reception and maintenance to; to receive at one's board, or into one's house; to receive as a guest.
Be not forgetful to entertain strangers; for thereby some have entertained unawares. — Heb. xiii. 2
3.
To engage the attention of agreeably; to amuse with that which makes the time pass pleasantly; to divert; as, to entertain friends with conversation, etc.
The weary time she can not entertain. — Shakespeare
4.
To give reception to; to receive, in general; to receive and take into consideration; to admit, treat, or make use of; as, to entertain a proposal.
I am not here going to entertain so large a theme as the philosophy of Locke. — De Quincey
A rumor gained ground, -- and, however absurd, was entertained by some very sensible people. — Hawthorne
5.
To meet or encounter, as an enemy. [Obsolete] — Shakespeare
6.
To keep, hold, or maintain in the mind with favor; to keep in the mind; to harbor; to cherish; as, to entertain sentiments.
7.
To lead on; to bring along; to introduce. [Obsolete]
To baptize all nations, and entertain them into the services institutions of the holy Jesus. — Jer. Taylor

Entertain , intransitive verb

To receive, or provide entertainment for, guests; as, he entertains generously.

Entertain , noun

[Compare French entretien, from entretenir.]

Entertainment. [Obsolete] — Spenser