Dictionary.net

• A frame or fender of rope or junk, laid out at the sides or bows of a vessel to secure it from injury by floating ice.

2010 - New Age Dictionary Database
By Oddity Software

• A frame or fender of rope or junk, laid out at the sides or bows of a vessel to secure it from injury by floating ice.

1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.