Definition of knotless in US English:

knotless

adjective

  • See knot

    • ‘She separated a section of knotless hair from a tangled section and started picking at the ball of hair.’
    • ‘In freshwater fishing I use a knotless tapered leader.’
    • ‘Fifteen minutes later and 280 yards from the original point of capture the most fantastic example of a sea-trout I had ever seen lay nestling in the folds of my knotless mesh landing net.’