Sough (?; 277), n. [Cf. Icel. s�gr (in comp.) a rushing sound, or OE. swough, swogh, a sound, AS. sw�gan to rustle. Cf. Surf, Swoon, v. i.] 1. The sound produced by soughing; a hollow murmur or roaring.
The whispering leaves or solemn sough of the forest. W. Howitt.
2. Hence, a vague rumor or flying report.
3. A cant or whining mode of speaking, especially in preaching or praying. Jamieson.