From The Collaborative International Dictionary of English v.0.48:
Hoot \Hoot\ (h[=oo]t), v. i. [imp. & p. p. Hooted; p. pr. &
vb. n. Hooting.] [OE. hoten, houten, huten; cf. OSw. huta,
Sw. huta ut to take one up sharply, fr. Sw. hut interj.,
begone! cf. also W. hwt off! off with it! away! hoot!]
1. To cry out or shout in contempt.
[1913 Webster]
Matrons and girls shall hoot at thee no more.
--Dryden.
[1913 Webster]
2. To make the peculiar cry of an owl.
[1913 Webster]
The clamorous owl that nightly hoots. --Shak.
[1913 Webster]