from
The Collaborative International Dictionary of English v.0.48
Shout \Shout\ (shout), v. i. [imp. & p. p. {Shouted}; p. pr. &
vb. n. {Shouting}.] [OE. shouten, of unknown origin; perhaps
akin to shoot; cf. Icel. sk[=u]ta, sk[=u]ti, a taunt.]
1. To utter a sudden and loud outcry, as in joy, triumph, or
exultation, or to attract attention, to animate soldiers,
etc.
[1913 Webster]
Shouting of the men and women eke. --Chaucer.
[1913 Webster]
They shouted thrice: what was the last cry for?
--Shak.
[1913 Webster]
2. To entertain with refreshments or the like gratuitously;
to treat. [Slang, Australia & U. S.]
[Webster 1913 Suppl.]
{To shout at}, to utter shouts at; to deride or revile with
shouts.
[1913 Webster]