foul bottom

foul bottom

[¦fau̇l ′bäd·əm]
(civil engineering)
A hard, uneven, rocky or obstructed bottom having poor holding qualities for anchors, or one having rocks or wreckage that would endanger an anchored vessel.
(naval architecture)
Referring to the underwater portion of the hull when covered with foreign matter such as barnacles or grass.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
"Foul Bottoms: The Pitfalls of Boating and How to enjoy Them" is a collection of stories of the fun and not so fun of boating, as author John Quirk presents a book of text and art illustrating his stories, giving readers a fun and humorous romp through the challenges of recreational boating.