[ 'bəʊlɪn ]
■ noun
1》 a rope attaching the weather side of a square sail to a ship's bow.
2》 a simple knot for forming a non-slipping loop at the end of a rope.
Origin
ME: from Mid. Low Ger. bōlīne , MDu. boechlijne , from boeg 'ship's bow' + lijne 'line'.