1.A length of fine fishing line that connects a hook to a heavier line; a leader. 2.The knot used to affix such a length of line to a hook. tr.v.snelled,snell·ing,snells To affix a snell to (a hook). [Origin unknown.] ...
The closed loop receives the hook portion of the fishhook while the user ties the line to the eye of the fishhook. The line is tensioned after tying, with the tension being transmitted through the ring to the user's hand to provide a tight knot....