BOWLINE
bowline, bowline knot
(noun) a loop knot that neither slips nor jams
Source: WordNet® 3.1
Etymology
Noun
bowline (plural bowlines)
(nautical) a knot tied so as to produce an eye or loop in the end of a rope; it will not slip or jam
Source: Wiktionary
Bow"line, n. Etym: [Cf. D. boelijn, Icel. böglïnabovline; properly
the line attached to the shoulder or side of the sail. See Bow (of a
ship), and Line.] (Naut.)
Definition: A rope fastened near the middle of the leech or perpendicular
edge of the square sails, by subordinate ropes, called bridles, and
used to keep the weather edge of the sail tight forward, when the
ship is closehauled. Bowline bridles, the ropes by which the bowline
is fastened to the leech of the sail.
– Bowline knot. See Illust. under Knot.
– On a bowline, close-hauled or sailing close to the wind; -- said
of a ship.
Source: Webster’s Unabridged Dictionary 1913 Edition