Sough

·noun A Sow.

II. Sough ·vi To whistle or sigh, as the wind.

III. Sough ·vi Hence, a vague rumor or flying report.

IV. Sough ·noun A small drain; an Adit.

V. Sough ·vi The sound produced by soughing; a hollow murmur or roaring.

VI. Sough ·vi A cant or whining mode of speaking, especially in preaching or praying.

sough
1) a drain. N. 2) a wet ditch ; also a subterraneous vault or channel, cut through a hill, to drain...

A glossary of provincial and local words used in England by Francis Grose
sough
An old northern term for the distant surging of the sea; a hollow murmur or howling, or the moaning ...

The Sailor's Word-Book