Shriek \Shriek\, v. i. [imp. & p. p. Shrieked; p. pr. & vb. n. Shrieking.]

[OE. shriken, originallythe same word as E. screech. See Screech, and cf. Screak.]

To utter a loud, sharp, shrill sound or cry, as do some birds and beasts; to scream, as in a sudden fright, in horror or anguish.

It was the owl that shrieked. --Shak.

At this she shrieked aloud; the mournful train Echoed her grief. --Dryden.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Shriek \Shriek\, v. t. To utter sharply and shrilly; to utter in or with a shriek or shrieks.

On top whereof aye dwelt the ghostly owl, Shrieking his baleful note. --Spenser.

She shrieked his name To the dark woods. --Moore.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Shriek \Shriek\, n. A sharp, shrill outcry or scream; a shrill wild cry such as is caused by sudden or extreme terror, pain, or the like.

Shrieks, clamors, murmurs, fill the frighted town. --Dryden.

Shriek owl. (Zo["o]l.)
   (a) The screech owl.
   (b) The swift; -- so called from its cry.

Source: Webster's Revised Unabridged Dictionary (1913)