The Collaborative International Dictionary of English v.0.48:
Call \Call\, n.
1. The act of calling; -- usually with the voice, but often
otherwise, as by signs, the sound of some instrument, or
by writing; a summons; an entreaty; an invitation; as, a
call for help; the bugle's call. "Call of the trumpet."
I rose as at thy call, but found thee not. --Milton.
2. A signal, as on a drum, bugle, trumpet, or pipe, to summon
soldiers or sailors to duty.
3. (Eccl.) An invitation to take charge of or serve a church
as its pastor.
4. A requirement or appeal arising from the circumstances of
the case; a moral requirement or appeal.
Dependence is a perpetual call upon humanity.
Running into danger without any call of duty.
5. A divine vocation or summons.
St. Paul himself believed he did well, and that he
had a call to it, when he persecuted the Christians.
6. Vocation; employment.
Note: [In this sense, calling is generally used.]
7. A short visit; as, to make a call on a neighbor; also, the
daily coming of a tradesman to solicit orders.
The baker's punctual call. --Cowper.
8. (Hunting) A note blown on the horn to encourage the
9. (Naut.) A whistle or pipe, used by the boatswain and his
mate, to summon the sailors to duty.
10. (Fowling) The cry of a bird; also a noise or cry in
imitation of a bird; or a pipe to call birds by imitating
their note or cry.
11. (Amer. Land Law) A reference to, or statement of, an
object, course, distance, or other matter of description
in a survey or grant requiring or calling for a
corresponding object, etc., on the land.
12. The privilege to demand the delivery of stock, grain, or
any commodity, at a fixed, price, at or within a certain
time agreed on. [Brokers' Cant]
13. See Assessment, 4.
At call, or On call, liable to be demanded at any moment
without previous notice; as money on deposit.
Call bird, a bird taught to allure others into a snare.
(a) A boy who calls the actors in a theater; a boy who
transmits the orders of the captain of a vessel to
the engineer, helmsman, etc.
(b) A waiting boy who answers a cal, or cames at the
ringing of a bell; a bell boy.
Call note, the note naturally used by the male bird to call
the female. It is artificially applied by birdcatchers as
a decoy. --Latham.
Call of the house (Legislative Bodies), a calling over the
names of members, to discover who is absent, or for other
purposes; a calling of names with a view to obtaining the
ayes and noes from the persons named.
Call to the bar, admission to practice in the courts.